7864670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 16796160

約数和(自身を除く): 8931490

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 53, 55, 71, 95, 106, 110, 142, 190, 209, 265, 355, 418, 530, 583, 710, 781, 1007, 1045, 1166, 1349, 1562, 2014, 2090, 2698, 2915, 3763, 3905, 5035, 5830, 6745, 7526, 7810, 10070, 11077, 13490, 14839, 18815, 22154, 29678, 37630, 41393, 55385, 71497, 74195, 82786, 110770, 142994, 148390, 206965, 357485, 413930, 714970, 786467, 1572934, 3932335, 7864670]

約数ペア:

[(1, 7864670), (2, 3932335), (5, 1572934), (10, 786467), (11, 714970), (19, 413930), (22, 357485), (38, 206965), (53, 148390), (55, 142994), (71, 110770), (95, 82786), (106, 74195), (110, 71497), (142, 55385), (190, 41393), (209, 37630), (265, 29678), (355, 22154), (418, 18815), (530, 14839), (583, 13490), (710, 11077), (781, 10070), (1007, 7810), (1045, 7526), (1166, 6745), (1349, 5830), (1562, 5035), (2014, 3905), (2090, 3763), (2698, 2915)]