54220160

素因数分解:

$2^7\times 5^1\times {\mathrm{84719}}^1$

素因数の和:84738

約数の個数: 32

約数和(自身を含む): 129621600

約数和(自身を除く): 75401440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 84719, 169438, 338876, 423595, 677752, 847190, 1355504, 1694380, 2711008, 3388760, 5422016, 6777520, 10844032, 13555040, 27110080, 54220160]

約数ペア:

[(1, 54220160), (2, 27110080), (4, 13555040), (5, 10844032), (8, 6777520), (10, 5422016), (16, 3388760), (20, 2711008), (32, 1694380), (40, 1355504), (64, 847190), (80, 677752), (128, 423595), (160, 338876), (320, 169438), (640, 84719)]