713802380

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{239531}}^1$

素因数の和:239689

約数の個数: 24

約数和(自身を含む): 1509051600

約数和(自身を除く): 795249220

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 239531, 479062, 958124, 1197655, 2395310, 4790620, 35690119, 71380238, 142760476, 178450595, 356901190, 713802380]

約数ペア:

[(1, 713802380), (2, 356901190), (4, 178450595), (5, 142760476), (10, 71380238), (20, 35690119), (149, 4790620), (298, 2395310), (596, 1197655), (745, 958124), (1490, 479062), (2980, 239531)]