31534620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40429}}^1$

素因数の和:40454

約数の個数: 48

約数和(自身を含む): 95091360

約数和(自身を除く): 63556740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 40429, 80858, 121287, 161716, 202145, 242574, 404290, 485148, 525577, 606435, 808580, 1051154, 1212870, 1576731, 2102308, 2425740, 2627885, 3153462, 5255770, 6306924, 7883655, 10511540, 15767310, 31534620]

約数ペア:

[(1, 31534620), (2, 15767310), (3, 10511540), (4, 7883655), (5, 6306924), (6, 5255770), (10, 3153462), (12, 2627885), (13, 2425740), (15, 2102308), (20, 1576731), (26, 1212870), (30, 1051154), (39, 808580), (52, 606435), (60, 525577), (65, 485148), (78, 404290), (130, 242574), (156, 202145), (195, 161716), (260, 121287), (390, 80858), (780, 40429)]