634713040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{610301}}^1$

素因数の和:610327

約数の個数: 40

約数和(自身を含む): 1589226408

約数和(自身を除く): 954513368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 610301, 1220602, 2441204, 3051505, 4882408, 6103010, 7933913, 9764816, 12206020, 15867826, 24412040, 31735652, 39669565, 48824080, 63471304, 79339130, 126942608, 158678260, 317356520, 634713040]

約数ペア:

[(1, 634713040), (2, 317356520), (4, 158678260), (5, 126942608), (8, 79339130), (10, 63471304), (13, 48824080), (16, 39669565), (20, 31735652), (26, 24412040), (40, 15867826), (52, 12206020), (65, 9764816), (80, 7933913), (104, 6103010), (130, 4882408), (208, 3051505), (260, 2441204), (520, 1220602), (1040, 610301)]