24781640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47657}}^1$

素因数の和:47681

約数の個数: 32

約数和(自身を含む): 60049080

約数和(自身を除く): 35267440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 47657, 95314, 190628, 238285, 381256, 476570, 619541, 953140, 1239082, 1906280, 2478164, 3097705, 4956328, 6195410, 12390820, 24781640]

約数ペア:

[(1, 24781640), (2, 12390820), (4, 6195410), (5, 4956328), (8, 3097705), (10, 2478164), (13, 1906280), (20, 1239082), (26, 953140), (40, 619541), (52, 476570), (65, 381256), (104, 238285), (130, 190628), (260, 95314), (520, 47657)]