20181519155960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1\times {\mathrm{487}}^1\times {\mathrm{33871}}^1$

素因数の和:34861

約数の個数: 128

約数和(自身を含む): 46236418099200

約数和(自身を除く): 26054898943240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 419, 487, 584, 730, 838, 974, 1460, 1676, 1948, 2095, 2435, 2920, 3352, 3896, 4190, 4870, 8380, 9740, 16760, 19480, 30587, 33871, 35551, 61174, 67742, 71102, 122348, 135484, 142204, 152935, 169355, 177755, 204053, 244696, 270968, 284408, 305870, 338710, 355510, 408106, 611740, 677420, 711020, 816212, 1020265, 1223480, 1354840, 1422040, 1632424, 2040530, 2472583, 4081060, 4945166, 8162120, 9890332, 12362915, 14191949, 14895869, 16495177, 19780664, 24725830, 28383898, 29791738, 32990354, 49451660, 56767796, 59583476, 65980708, 70959745, 74479345, 82475885, 98903320, 113535592, 119166952, 131961416, 141919490, 148958690, 164951770, 283838980, 297917380, 329903540, 567677960, 595834760, 659807080, 1036012277, 1204147921, 2072024554, 2408295842, 4144049108, 4816591684, 5180061385, 6020739605, 6911479163, 8288098216, 9633183368, 10360122770, 12041479210, 13822958326, 20720245540, 24082958420, 27645916652, 34557395815, 41440491080, 48165916840, 55291833304, 69114791630, 138229583260, 276459166520, 504537978899, 1009075957798, 2018151915596, 2522689894495, 4036303831192, 5045379788990, 10090759577980, 20181519155960]

約数ペア:

[(1, 20181519155960), (2, 10090759577980), (4, 5045379788990), (5, 4036303831192), (8, 2522689894495), (10, 2018151915596), (20, 1009075957798), (40, 504537978899), (73, 276459166520), (146, 138229583260), (292, 69114791630), (365, 55291833304), (419, 48165916840), (487, 41440491080), (584, 34557395815), (730, 27645916652), (838, 24082958420), (974, 20720245540), (1460, 13822958326), (1676, 12041479210), (1948, 10360122770), (2095, 9633183368), (2435, 8288098216), (2920, 6911479163), (3352, 6020739605), (3896, 5180061385), (4190, 4816591684), (4870, 4144049108), (8380, 2408295842), (9740, 2072024554), (16760, 1204147921), (19480, 1036012277), (30587, 659807080), (33871, 595834760), (35551, 567677960), (61174, 329903540), (67742, 297917380), (71102, 283838980), (122348, 164951770), (135484, 148958690), (142204, 141919490), (152935, 131961416), (169355, 119166952), (177755, 113535592), (204053, 98903320), (244696, 82475885), (270968, 74479345), (284408, 70959745), (305870, 65980708), (338710, 59583476), (355510, 56767796), (408106, 49451660), (611740, 32990354), (677420, 29791738), (711020, 28383898), (816212, 24725830), (1020265, 19780664), (1223480, 16495177), (1354840, 14895869), (1422040, 14191949), (1632424, 12362915), (2040530, 9890332), (2472583, 8162120), (4081060, 4945166)]