2126020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 72

約数和(自身を含む): 5257224

約数和(自身を除く): 3131204

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 37, 52, 65, 68, 74, 85, 130, 148, 169, 170, 185, 221, 260, 338, 340, 370, 442, 481, 629, 676, 740, 845, 884, 962, 1105, 1258, 1690, 1924, 2210, 2405, 2516, 2873, 3145, 3380, 4420, 4810, 5746, 6253, 6290, 8177, 9620, 11492, 12506, 12580, 14365, 16354, 25012, 28730, 31265, 32708, 40885, 57460, 62530, 81770, 106301, 125060, 163540, 212602, 425204, 531505, 1063010, 2126020]

約数ペア:

[(1, 2126020), (2, 1063010), (4, 531505), (5, 425204), (10, 212602), (13, 163540), (17, 125060), (20, 106301), (26, 81770), (34, 62530), (37, 57460), (52, 40885), (65, 32708), (68, 31265), (74, 28730), (85, 25012), (130, 16354), (148, 14365), (169, 12580), (170, 12506), (185, 11492), (221, 9620), (260, 8177), (338, 6290), (340, 6253), (370, 5746), (442, 4810), (481, 4420), (629, 3380), (676, 3145), (740, 2873), (845, 2516), (884, 2405), (962, 2210), (1105, 1924), (1258, 1690)]