117086980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{142789}}^1$

素因数の和:142839

約数の個数: 24

約数和(自身を含む): 251881560

約数和(自身を除く): 134794580

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 142789, 285578, 571156, 713945, 1427890, 2855780, 5854349, 11708698, 23417396, 29271745, 58543490, 117086980]

約数ペア:

[(1, 117086980), (2, 58543490), (4, 29271745), (5, 23417396), (10, 11708698), (20, 5854349), (41, 2855780), (82, 1427890), (164, 713945), (205, 571156), (410, 285578), (820, 142789)]