1628770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:115

約数の個数: 64

約数和(自身を含む): 3701376

約数和(自身を除く): 2072606

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 67, 85, 110, 130, 134, 143, 170, 187, 221, 286, 335, 374, 442, 670, 715, 737, 871, 935, 1105, 1139, 1430, 1474, 1742, 1870, 2210, 2278, 2431, 3685, 4355, 4862, 5695, 7370, 8710, 9581, 11390, 12155, 12529, 14807, 19162, 24310, 25058, 29614, 47905, 62645, 74035, 95810, 125290, 148070, 162877, 325754, 814385, 1628770]

約数ペア:

[(1, 1628770), (2, 814385), (5, 325754), (10, 162877), (11, 148070), (13, 125290), (17, 95810), (22, 74035), (26, 62645), (34, 47905), (55, 29614), (65, 25058), (67, 24310), (85, 19162), (110, 14807), (130, 12529), (134, 12155), (143, 11390), (170, 9581), (187, 8710), (221, 7370), (286, 5695), (335, 4862), (374, 4355), (442, 3685), (670, 2431), (715, 2278), (737, 2210), (871, 1870), (935, 1742), (1105, 1474), (1139, 1430)]