39779820

素因数分解:

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

素因数の和:7175

約数の個数: 72

約数和(自身を含む): 124575360

約数和(自身を除く): 84795540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 7129, 14258, 21387, 28516, 35645, 42774, 64161, 71290, 85548, 106935, 128322, 142580, 213870, 220999, 256644, 320805, 427740, 441998, 641610, 662997, 883996, 1104995, 1283220, 1325994, 1988991, 2209990, 2651988, 3314985, 3977982, 4419980, 6629970, 7955964, 9944955, 13259940, 19889910, 39779820]

約数ペア:

[(1, 39779820), (2, 19889910), (3, 13259940), (4, 9944955), (5, 7955964), (6, 6629970), (9, 4419980), (10, 3977982), (12, 3314985), (15, 2651988), (18, 2209990), (20, 1988991), (30, 1325994), (31, 1283220), (36, 1104995), (45, 883996), (60, 662997), (62, 641610), (90, 441998), (93, 427740), (124, 320805), (155, 256644), (180, 220999), (186, 213870), (279, 142580), (310, 128322), (372, 106935), (465, 85548), (558, 71290), (620, 64161), (930, 42774), (1116, 35645), (1395, 28516), (1860, 21387), (2790, 14258), (5580, 7129)]