4964180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 11447184

約数和(自身を除く): 6483004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 313, 610, 626, 793, 1220, 1252, 1565, 1586, 3130, 3172, 3965, 4069, 6260, 7930, 8138, 15860, 16276, 19093, 20345, 38186, 40690, 76372, 81380, 95465, 190930, 248209, 381860, 496418, 992836, 1241045, 2482090, 4964180]

約数ペア:

[(1, 4964180), (2, 2482090), (4, 1241045), (5, 992836), (10, 496418), (13, 381860), (20, 248209), (26, 190930), (52, 95465), (61, 81380), (65, 76372), (122, 40690), (130, 38186), (244, 20345), (260, 19093), (305, 16276), (313, 15860), (610, 8138), (626, 7930), (793, 6260), (1220, 4069), (1252, 3965), (1565, 3172), (1586, 3130)]