40844440

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 115920000

約数和(自身を除く): 75075560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 229, 245, 260, 280, 343, 364, 392, 455, 458, 490, 520, 637, 686, 728, 910, 916, 980, 1145, 1274, 1372, 1603, 1715, 1820, 1832, 1960, 2290, 2548, 2744, 2977, 3185, 3206, 3430, 3640, 4459, 4580, 5096, 5954, 6370, 6412, 6860, 8015, 8918, 9160, 11221, 11908, 12740, 12824, 13720, 14885, 16030, 17836, 20839, 22295, 22442, 23816, 25480, 29770, 32060, 35672, 41678, 44590, 44884, 56105, 59540, 64120, 78547, 83356, 89180, 89768, 104195, 112210, 119080, 145873, 157094, 166712, 178360, 208390, 224420, 291746, 314188, 392735, 416780, 448840, 583492, 628376, 729365, 785470, 833560, 1021111, 1166984, 1458730, 1570940, 2042222, 2917460, 3141880, 4084444, 5105555, 5834920, 8168888, 10211110, 20422220, 40844440]

約数ペア:

[(1, 40844440), (2, 20422220), (4, 10211110), (5, 8168888), (7, 5834920), (8, 5105555), (10, 4084444), (13, 3141880), (14, 2917460), (20, 2042222), (26, 1570940), (28, 1458730), (35, 1166984), (40, 1021111), (49, 833560), (52, 785470), (56, 729365), (65, 628376), (70, 583492), (91, 448840), (98, 416780), (104, 392735), (130, 314188), (140, 291746), (182, 224420), (196, 208390), (229, 178360), (245, 166712), (260, 157094), (280, 145873), (343, 119080), (364, 112210), (392, 104195), (455, 89768), (458, 89180), (490, 83356), (520, 78547), (637, 64120), (686, 59540), (728, 56105), (910, 44884), (916, 44590), (980, 41678), (1145, 35672), (1274, 32060), (1372, 29770), (1603, 25480), (1715, 23816), (1820, 22442), (1832, 22295), (1960, 20839), (2290, 17836), (2548, 16030), (2744, 14885), (2977, 13720), (3185, 12824), (3206, 12740), (3430, 11908), (3640, 11221), (4459, 9160), (4580, 8918), (5096, 8015), (5954, 6860), (6370, 6412)]