207179960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{398423}}^1$

素因数の和:398447

約数の個数: 32

約数和(自身を含む): 502014240

約数和(自身を除く): 294834280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 398423, 796846, 1593692, 1992115, 3187384, 3984230, 5179499, 7968460, 10358998, 15936920, 20717996, 25897495, 41435992, 51794990, 103589980, 207179960]

約数ペア:

[(1, 207179960), (2, 103589980), (4, 51794990), (5, 41435992), (8, 25897495), (10, 20717996), (13, 15936920), (20, 10358998), (26, 7968460), (40, 5179499), (52, 3984230), (65, 3187384), (104, 1992115), (130, 1593692), (260, 796846), (520, 398423)]