713678320

素因数分解:

$2^4\times 5^1\times {\mathrm{491}}^1\times {\mathrm{18169}}^1$

素因数の和:18673

約数の個数: 40

約数和(自身を含む): 1662773040

約数和(自身を除く): 949094720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491, 982, 1964, 2455, 3928, 4910, 7856, 9820, 18169, 19640, 36338, 39280, 72676, 90845, 145352, 181690, 290704, 363380, 726760, 1453520, 8920979, 17841958, 35683916, 44604895, 71367832, 89209790, 142735664, 178419580, 356839160, 713678320]

約数ペア:

[(1, 713678320), (2, 356839160), (4, 178419580), (5, 142735664), (8, 89209790), (10, 71367832), (16, 44604895), (20, 35683916), (40, 17841958), (80, 8920979), (491, 1453520), (982, 726760), (1964, 363380), (2455, 290704), (3928, 181690), (4910, 145352), (7856, 90845), (9820, 72676), (18169, 39280), (19640, 36338)]