1257490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 2585520

約数和(自身を除く): 1328030

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 569, 1105, 1138, 2210, 2845, 5690, 7397, 9673, 14794, 19346, 36985, 48365, 73970, 96730, 125749, 251498, 628745, 1257490]

約数ペア:

[(1, 1257490), (2, 628745), (5, 251498), (10, 125749), (13, 96730), (17, 73970), (26, 48365), (34, 36985), (65, 19346), (85, 14794), (130, 9673), (170, 7397), (221, 5690), (442, 2845), (569, 2210), (1105, 1138)]