54879920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22129}}^1$

素因数の和:22173

約数の個数: 40

約数和(自身を含む): 131717760

約数和(自身を除く): 76837840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 22129, 44258, 88516, 110645, 177032, 221290, 354064, 442580, 685999, 885160, 1371998, 1770320, 2743996, 3429995, 5487992, 6859990, 10975984, 13719980, 27439960, 54879920]

約数ペア:

[(1, 54879920), (2, 27439960), (4, 13719980), (5, 10975984), (8, 6859990), (10, 5487992), (16, 3429995), (20, 2743996), (31, 1770320), (40, 1371998), (62, 885160), (80, 685999), (124, 442580), (155, 354064), (248, 221290), (310, 177032), (496, 110645), (620, 88516), (1240, 44258), (2480, 22129)]