386089860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{494987}}^1$

素因数の和:495012

約数の個数: 48

約数和(自身を含む): 1164211776

約数和(自身を除く): 778121916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 494987, 989974, 1484961, 1979948, 2474935, 2969922, 4949870, 5939844, 6434831, 7424805, 9899740, 12869662, 14849610, 19304493, 25739324, 29699220, 32174155, 38608986, 64348310, 77217972, 96522465, 128696620, 193044930, 386089860]

約数ペア:

[(1, 386089860), (2, 193044930), (3, 128696620), (4, 96522465), (5, 77217972), (6, 64348310), (10, 38608986), (12, 32174155), (13, 29699220), (15, 25739324), (20, 19304493), (26, 14849610), (30, 12869662), (39, 9899740), (52, 7424805), (60, 6434831), (65, 5939844), (78, 4949870), (130, 2969922), (156, 2474935), (195, 1979948), (260, 1484961), (390, 989974), (780, 494987)]