2394440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:1973

約数の個数: 32

約数和(自身を含む): 5564160

約数和(自身を除く): 3169720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1931, 3862, 7724, 9655, 15448, 19310, 38620, 59861, 77240, 119722, 239444, 299305, 478888, 598610, 1197220, 2394440]

約数ペア:

[(1, 2394440), (2, 1197220), (4, 598610), (5, 478888), (8, 299305), (10, 239444), (20, 119722), (31, 77240), (40, 59861), (62, 38620), (124, 19310), (155, 15448), (248, 9655), (310, 7724), (620, 3862), (1240, 1931)]