30793740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1997}}^1$

素因数の和:2266

約数の個数: 48

約数和(自身を含む): 86601312

約数和(自身を除く): 55807572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 1997, 2570, 3084, 3855, 3994, 5140, 5991, 7710, 7988, 9985, 11982, 15420, 19970, 23964, 29955, 39940, 59910, 119820, 513229, 1026458, 1539687, 2052916, 2566145, 3079374, 5132290, 6158748, 7698435, 10264580, 15396870, 30793740]

約数ペア:

[(1, 30793740), (2, 15396870), (3, 10264580), (4, 7698435), (5, 6158748), (6, 5132290), (10, 3079374), (12, 2566145), (15, 2052916), (20, 1539687), (30, 1026458), (60, 513229), (257, 119820), (514, 59910), (771, 39940), (1028, 29955), (1285, 23964), (1542, 19970), (1997, 15420), (2570, 11982), (3084, 9985), (3855, 7988), (3994, 7710), (5140, 5991)]