2302820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 5524848

約数和(自身を除く): 3222028

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 521, 884, 1042, 1105, 2084, 2210, 2605, 4420, 5210, 6773, 8857, 10420, 13546, 17714, 27092, 33865, 35428, 44285, 67730, 88570, 115141, 135460, 177140, 230282, 460564, 575705, 1151410, 2302820]

約数ペア:

[(1, 2302820), (2, 1151410), (4, 575705), (5, 460564), (10, 230282), (13, 177140), (17, 135460), (20, 115141), (26, 88570), (34, 67730), (52, 44285), (65, 35428), (68, 33865), (85, 27092), (130, 17714), (170, 13546), (221, 10420), (260, 8857), (340, 6773), (442, 5210), (521, 4420), (884, 2605), (1042, 2210), (1105, 2084)]