2137978240

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107761}}^1$

素因数の和:107811

約数の個数: 64

約数和(自身を含む): 5276027520

約数和(自身を除く): 3138049280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 107761, 215522, 431044, 538805, 862088, 1077610, 1724176, 2155220, 3340591, 3448352, 4310440, 6681182, 6896704, 8620880, 13362364, 13793408, 16702955, 17241760, 26724728, 33405910, 34483520, 53449456, 66811820, 68967040, 106898912, 133623640, 213797824, 267247280, 427595648, 534494560, 1068989120, 2137978240]

約数ペア:

[(1, 2137978240), (2, 1068989120), (4, 534494560), (5, 427595648), (8, 267247280), (10, 213797824), (16, 133623640), (20, 106898912), (31, 68967040), (32, 66811820), (40, 53449456), (62, 34483520), (64, 33405910), (80, 26724728), (124, 17241760), (128, 16702955), (155, 13793408), (160, 13362364), (248, 8620880), (310, 6896704), (320, 6681182), (496, 4310440), (620, 3448352), (640, 3340591), (992, 2155220), (1240, 1724176), (1984, 1077610), (2480, 862088), (3968, 538805), (4960, 431044), (9920, 215522), (19840, 107761)]