284239160

素因数分解:

$2^3\times 5^1\times {\mathrm{2141}}^1\times {\mathrm{3319}}^1$

素因数の和:5471

約数の個数: 32

約数和(自身を含む): 640029600

約数和(自身を除く): 355790440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2141, 3319, 4282, 6638, 8564, 10705, 13276, 16595, 17128, 21410, 26552, 33190, 42820, 66380, 85640, 132760, 7105979, 14211958, 28423916, 35529895, 56847832, 71059790, 142119580, 284239160]

約数ペア:

[(1, 284239160), (2, 142119580), (4, 71059790), (5, 56847832), (8, 35529895), (10, 28423916), (20, 14211958), (40, 7105979), (2141, 132760), (3319, 85640), (4282, 66380), (6638, 42820), (8564, 33190), (10705, 26552), (13276, 21410), (16595, 17128)]