4820840

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{631}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 10920960

約数和(自身を除く): 6100120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 631, 764, 955, 1262, 1528, 1910, 2524, 3155, 3820, 5048, 6310, 7640, 12620, 25240, 120521, 241042, 482084, 602605, 964168, 1205210, 2410420, 4820840]

約数ペア:

[(1, 4820840), (2, 2410420), (4, 1205210), (5, 964168), (8, 602605), (10, 482084), (20, 241042), (40, 120521), (191, 25240), (382, 12620), (631, 7640), (764, 6310), (955, 5048), (1262, 3820), (1528, 3155), (1910, 2524)]