13050640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4409}}^1$

素因数の和:4459

約数の個数: 40

約数和(自身を含む): 31169880

約数和(自身を除く): 18119240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 4409, 8818, 17636, 22045, 35272, 44090, 70544, 88180, 163133, 176360, 326266, 352720, 652532, 815665, 1305064, 1631330, 2610128, 3262660, 6525320, 13050640]

約数ペア:

[(1, 13050640), (2, 6525320), (4, 3262660), (5, 2610128), (8, 1631330), (10, 1305064), (16, 815665), (20, 652532), (37, 352720), (40, 326266), (74, 176360), (80, 163133), (148, 88180), (185, 70544), (296, 44090), (370, 35272), (592, 22045), (740, 17636), (1480, 8818), (2960, 4409)]