7813240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6301}}^1$

素因数の和:6343

約数の個数: 32

約数和(自身を含む): 18149760

約数和(自身を除く): 10336520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 6301, 12602, 25204, 31505, 50408, 63010, 126020, 195331, 252040, 390662, 781324, 976655, 1562648, 1953310, 3906620, 7813240]

約数ペア:

[(1, 7813240), (2, 3906620), (4, 1953310), (5, 1562648), (8, 976655), (10, 781324), (20, 390662), (31, 252040), (40, 195331), (62, 126020), (124, 63010), (155, 50408), (248, 31505), (310, 25204), (620, 12602), (1240, 6301)]