2621240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3449}}^1$

素因数の和:3479

約数の個数: 32

約数和(自身を含む): 6210000

約数和(自身を除く): 3588760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 3449, 6898, 13796, 17245, 27592, 34490, 65531, 68980, 131062, 137960, 262124, 327655, 524248, 655310, 1310620, 2621240]

約数ペア:

[(1, 2621240), (2, 1310620), (4, 655310), (5, 524248), (8, 327655), (10, 262124), (19, 137960), (20, 131062), (38, 68980), (40, 65531), (76, 34490), (95, 27592), (152, 17245), (190, 13796), (380, 6898), (760, 3449)]