351771940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1352969}}^1$

素因数の和:1352991

約数の個数: 24

約数和(自身を含む): 795546360

約数和(自身を除く): 443774420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1352969, 2705938, 5411876, 6764845, 13529690, 17588597, 27059380, 35177194, 70354388, 87942985, 175885970, 351771940]

約数ペア:

[(1, 351771940), (2, 175885970), (4, 87942985), (5, 70354388), (10, 35177194), (13, 27059380), (20, 17588597), (26, 13529690), (52, 6764845), (65, 5411876), (130, 2705938), (260, 1352969)]