1720794628

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{7933}}^1$

素因数の和:8132

約数の個数: 48

約数和(自身を含む): 3525996544

約数和(自身を除く): 1805201916

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 127, 244, 254, 427, 508, 854, 889, 1708, 1778, 3556, 7747, 7933, 15494, 15866, 30988, 31732, 54229, 55531, 108458, 111062, 216916, 222124, 483913, 967826, 1007491, 1935652, 2014982, 3387391, 4029964, 6774782, 7052437, 13549564, 14104874, 28209748, 61456951, 122913902, 245827804, 430198657, 860397314, 1720794628]

約数ペア:

[(1, 1720794628), (2, 860397314), (4, 430198657), (7, 245827804), (14, 122913902), (28, 61456951), (61, 28209748), (122, 14104874), (127, 13549564), (244, 7052437), (254, 6774782), (427, 4029964), (508, 3387391), (854, 2014982), (889, 1935652), (1708, 1007491), (1778, 967826), (3556, 483913), (7747, 222124), (7933, 216916), (15494, 111062), (15866, 108458), (30988, 55531), (31732, 54229)]