22580090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 45536256

約数和(自身を除く): 22956166

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 431, 806, 845, 862, 1690, 2015, 2155, 4030, 4310, 5239, 5603, 10478, 11206, 13361, 26195, 26722, 28015, 52390, 56030, 66805, 72839, 133610, 145678, 173693, 347386, 364195, 728390, 868465, 1736930, 2258009, 4516018, 11290045, 22580090]

約数ペア:

[(1, 22580090), (2, 11290045), (5, 4516018), (10, 2258009), (13, 1736930), (26, 868465), (31, 728390), (62, 364195), (65, 347386), (130, 173693), (155, 145678), (169, 133610), (310, 72839), (338, 66805), (403, 56030), (431, 52390), (806, 28015), (845, 26722), (862, 26195), (1690, 13361), (2015, 11206), (2155, 10478), (4030, 5603), (4310, 5239)]