2298980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1619}}^1$

素因数の和:1699

約数の個数: 24

約数和(自身を含む): 4898880

約数和(自身を除く): 2599900

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1619, 3238, 6476, 8095, 16190, 32380, 114949, 229898, 459796, 574745, 1149490, 2298980]

約数ペア:

[(1, 2298980), (2, 1149490), (4, 574745), (5, 459796), (10, 229898), (20, 114949), (71, 32380), (142, 16190), (284, 8095), (355, 6476), (710, 3238), (1420, 1619)]