1581062980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{26953}}^1$

素因数の和:27388

約数の個数: 48

約数和(自身を含む): 3803748480

約数和(自身を除く): 2222685500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 419, 838, 1676, 2095, 2933, 4190, 5866, 8380, 11732, 14665, 26953, 29330, 53906, 58660, 107812, 134765, 188671, 269530, 377342, 539060, 754684, 943355, 1886710, 3773420, 11293307, 22586614, 45173228, 56466535, 79053149, 112933070, 158106298, 225866140, 316212596, 395265745, 790531490, 1581062980]

約数ペア:

[(1, 1581062980), (2, 790531490), (4, 395265745), (5, 316212596), (7, 225866140), (10, 158106298), (14, 112933070), (20, 79053149), (28, 56466535), (35, 45173228), (70, 22586614), (140, 11293307), (419, 3773420), (838, 1886710), (1676, 943355), (2095, 754684), (2933, 539060), (4190, 377342), (5866, 269530), (8380, 188671), (11732, 134765), (14665, 107812), (26953, 58660), (29330, 53906)]