13259940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7129}}^1$

素因数の和:7172

約数の個数: 48

約数和(自身を含む): 38330880

約数和(自身を除く): 25070940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 7129, 14258, 21387, 28516, 35645, 42774, 71290, 85548, 106935, 142580, 213870, 220999, 427740, 441998, 662997, 883996, 1104995, 1325994, 2209990, 2651988, 3314985, 4419980, 6629970, 13259940]

約数ペア:

[(1, 13259940), (2, 6629970), (3, 4419980), (4, 3314985), (5, 2651988), (6, 2209990), (10, 1325994), (12, 1104995), (15, 883996), (20, 662997), (30, 441998), (31, 427740), (60, 220999), (62, 213870), (93, 142580), (124, 106935), (155, 85548), (186, 71290), (310, 42774), (372, 35645), (465, 28516), (620, 21387), (930, 14258), (1860, 7129)]