1738639960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1402129}}^1$

素因数の和:1402171

約数の個数: 32

約数和(自身を含む): 4038134400

約数和(自身を除く): 2299494440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1402129, 2804258, 5608516, 7010645, 11217032, 14021290, 28042580, 43465999, 56085160, 86931998, 173863996, 217329995, 347727992, 434659990, 869319980, 1738639960]

約数ペア:

[(1, 1738639960), (2, 869319980), (4, 434659990), (5, 347727992), (8, 217329995), (10, 173863996), (20, 86931998), (31, 56085160), (40, 43465999), (62, 28042580), (124, 14021290), (155, 11217032), (248, 7010645), (310, 5608516), (620, 2804258), (1240, 1402129)]