211060280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{74317}}^1$

素因数の和:74399

約数の個数: 32

約数和(自身を含む): 481580640

約数和(自身を除く): 270520360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 74317, 148634, 297268, 371585, 594536, 743170, 1486340, 2972680, 5276507, 10553014, 21106028, 26382535, 42212056, 52765070, 105530140, 211060280]

約数ペア:

[(1, 211060280), (2, 105530140), (4, 52765070), (5, 42212056), (8, 26382535), (10, 21106028), (20, 10553014), (40, 5276507), (71, 2972680), (142, 1486340), (284, 743170), (355, 594536), (568, 371585), (710, 297268), (1420, 148634), (2840, 74317)]