7164820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1621}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 17167248

約数和(自身を除く): 10002428

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 1621, 2210, 3242, 4420, 6484, 8105, 16210, 21073, 27557, 32420, 42146, 55114, 84292, 105365, 110228, 137785, 210730, 275570, 358241, 421460, 551140, 716482, 1432964, 1791205, 3582410, 7164820]

約数ペア:

[(1, 7164820), (2, 3582410), (4, 1791205), (5, 1432964), (10, 716482), (13, 551140), (17, 421460), (20, 358241), (26, 275570), (34, 210730), (52, 137785), (65, 110228), (68, 105365), (85, 84292), (130, 55114), (170, 42146), (221, 32420), (260, 27557), (340, 21073), (442, 16210), (884, 8105), (1105, 6484), (1621, 4420), (2210, 3242)]