20180504580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{411679}}^1$

素因数の和:411753

約数の個数: 96

約数和(自身を含む): 60862771200

約数和(自身を除く): 40682266620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 86, 95, 114, 129, 172, 190, 215, 228, 258, 285, 380, 430, 516, 570, 645, 817, 860, 1140, 1290, 1634, 2451, 2580, 3268, 4085, 4902, 8170, 9804, 12255, 16340, 24510, 49020, 411679, 823358, 1235037, 1646716, 2058395, 2470074, 4116790, 4940148, 6175185, 7821901, 8233580, 12350370, 15643802, 17702197, 23465703, 24700740, 31287604, 35404394, 39109505, 46931406, 53106591, 70808788, 78219010, 88510985, 93862812, 106213182, 117328515, 156438020, 177021970, 212426364, 234657030, 265532955, 336341743, 354043940, 469314060, 531065910, 672683486, 1009025229, 1062131820, 1345366972, 1681708715, 2018050458, 3363417430, 4036100916, 5045126145, 6726834860, 10090252290, 20180504580]

約数ペア:

[(1, 20180504580), (2, 10090252290), (3, 6726834860), (4, 5045126145), (5, 4036100916), (6, 3363417430), (10, 2018050458), (12, 1681708715), (15, 1345366972), (19, 1062131820), (20, 1009025229), (30, 672683486), (38, 531065910), (43, 469314060), (57, 354043940), (60, 336341743), (76, 265532955), (86, 234657030), (95, 212426364), (114, 177021970), (129, 156438020), (172, 117328515), (190, 106213182), (215, 93862812), (228, 88510985), (258, 78219010), (285, 70808788), (380, 53106591), (430, 46931406), (516, 39109505), (570, 35404394), (645, 31287604), (817, 24700740), (860, 23465703), (1140, 17702197), (1290, 15643802), (1634, 12350370), (2451, 8233580), (2580, 7821901), (3268, 6175185), (4085, 4940148), (4902, 4116790), (8170, 2470074), (9804, 2058395), (12255, 1646716), (16340, 1235037), (24510, 823358), (49020, 411679)]