7794020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 18213888

約数和(自身を除く): 10419868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 967, 1612, 1934, 2015, 3868, 4030, 4835, 8060, 9670, 12571, 19340, 25142, 29977, 50284, 59954, 62855, 119908, 125710, 149885, 251420, 299770, 389701, 599540, 779402, 1558804, 1948505, 3897010, 7794020]

約数ペア:

[(1, 7794020), (2, 3897010), (4, 1948505), (5, 1558804), (10, 779402), (13, 599540), (20, 389701), (26, 299770), (31, 251420), (52, 149885), (62, 125710), (65, 119908), (124, 62855), (130, 59954), (155, 50284), (260, 29977), (310, 25142), (403, 19340), (620, 12571), (806, 9670), (967, 8060), (1612, 4835), (1934, 4030), (2015, 3868)]