4259378680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1745647}}^1$

素因数の和:1745719

約数の個数: 32

約数和(自身を含む): 9740715840

約数和(自身を除く): 5481337160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 1745647, 3491294, 6982588, 8728235, 13965176, 17456470, 34912940, 69825880, 106484467, 212968934, 425937868, 532422335, 851875736, 1064844670, 2129689340, 4259378680]

約数ペア:

[(1, 4259378680), (2, 2129689340), (4, 1064844670), (5, 851875736), (8, 532422335), (10, 425937868), (20, 212968934), (40, 106484467), (61, 69825880), (122, 34912940), (244, 17456470), (305, 13965176), (488, 8728235), (610, 6982588), (1220, 3491294), (2440, 1745647)]