31822280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3919}}^1$

素因数の和:3966

約数の個数: 64

約数和(自身を含む): 84672000

約数和(自身を除く): 52849720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 3919, 4060, 7838, 8120, 15676, 19595, 27433, 31352, 39190, 54866, 78380, 109732, 113651, 137165, 156760, 219464, 227302, 274330, 454604, 548660, 568255, 795557, 909208, 1097320, 1136510, 1591114, 2273020, 3182228, 3977785, 4546040, 6364456, 7955570, 15911140, 31822280]

約数ペア:

[(1, 31822280), (2, 15911140), (4, 7955570), (5, 6364456), (7, 4546040), (8, 3977785), (10, 3182228), (14, 2273020), (20, 1591114), (28, 1136510), (29, 1097320), (35, 909208), (40, 795557), (56, 568255), (58, 548660), (70, 454604), (116, 274330), (140, 227302), (145, 219464), (203, 156760), (232, 137165), (280, 113651), (290, 109732), (406, 78380), (580, 54866), (812, 39190), (1015, 31352), (1160, 27433), (1624, 19595), (2030, 15676), (3919, 8120), (4060, 7838)]