5379140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1217}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 12891312

約数和(自身を除く): 7512172

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, 1217, 2210, 2434, 4420, 4868, 6085, 12170, 15821, 20689, 24340, 31642, 41378, 63284, 79105, 82756, 103445, 158210, 206890, 268957, 316420, 413780, 537914, 1075828, 1344785, 2689570, 5379140]

約数ペア:

[(1, 5379140), (2, 2689570), (4, 1344785), (5, 1075828), (10, 537914), (13, 413780), (17, 316420), (20, 268957), (26, 206890), (34, 158210), (52, 103445), (65, 82756), (68, 79105), (85, 63284), (130, 41378), (170, 31642), (221, 24340), (260, 20689), (340, 15821), (442, 12170), (884, 6085), (1105, 4868), (1217, 4420), (2210, 2434)]