23400040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 31757720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 113, 124, 155, 167, 226, 248, 310, 334, 452, 565, 620, 668, 835, 904, 1130, 1240, 1336, 1670, 2260, 3340, 3503, 4520, 5177, 6680, 7006, 10354, 14012, 17515, 18871, 20708, 25885, 28024, 35030, 37742, 41416, 51770, 70060, 75484, 94355, 103540, 140120, 150968, 188710, 207080, 377420, 585001, 754840, 1170002, 2340004, 2925005, 4680008, 5850010, 11700020, 23400040]

約数ペア:

[(1, 23400040), (2, 11700020), (4, 5850010), (5, 4680008), (8, 2925005), (10, 2340004), (20, 1170002), (31, 754840), (40, 585001), (62, 377420), (113, 207080), (124, 188710), (155, 150968), (167, 140120), (226, 103540), (248, 94355), (310, 75484), (334, 70060), (452, 51770), (565, 41416), (620, 37742), (668, 35030), (835, 28024), (904, 25885), (1130, 20708), (1240, 18871), (1336, 17515), (1670, 14012), (2260, 10354), (3340, 7006), (3503, 6680), (4520, 5177)]