2020403944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{4817}}^1$

素因数の和:4982

約数の個数: 64

約数和(自身を含む): 4229240400

約数和(自身を除く): 2208836456

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 109, 148, 218, 296, 436, 481, 872, 962, 1417, 1924, 2834, 3848, 4033, 4817, 5668, 8066, 9634, 11336, 16132, 19268, 32264, 38536, 52429, 62621, 104858, 125242, 178229, 209716, 250484, 356458, 419432, 500968, 525053, 712916, 1050106, 1425832, 2100212, 2316977, 4200424, 4633954, 6825689, 9267908, 13651378, 18535816, 19426961, 27302756, 38853922, 54605512, 77707844, 155415688, 252550493, 505100986, 1010201972, 2020403944]

約数ペア:

[(1, 2020403944), (2, 1010201972), (4, 505100986), (8, 252550493), (13, 155415688), (26, 77707844), (37, 54605512), (52, 38853922), (74, 27302756), (104, 19426961), (109, 18535816), (148, 13651378), (218, 9267908), (296, 6825689), (436, 4633954), (481, 4200424), (872, 2316977), (962, 2100212), (1417, 1425832), (1924, 1050106), (2834, 712916), (3848, 525053), (4033, 500968), (4817, 419432), (5668, 356458), (8066, 250484), (9634, 209716), (11336, 178229), (16132, 125242), (19268, 104858), (32264, 62621), (38536, 52429)]