7561240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9949}}^1$

素因数の和:9979

約数の個数: 32

約数和(自身を含む): 17910000

約数和(自身を除く): 10348760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 9949, 19898, 39796, 49745, 79592, 99490, 189031, 198980, 378062, 397960, 756124, 945155, 1512248, 1890310, 3780620, 7561240]

約数ペア:

[(1, 7561240), (2, 3780620), (4, 1890310), (5, 1512248), (8, 945155), (10, 756124), (19, 397960), (20, 378062), (38, 198980), (40, 189031), (76, 99490), (95, 79592), (152, 49745), (190, 39796), (380, 19898), (760, 9949)]