26719220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 63032424

約数和(自身を除く): 36313204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 121, 122, 181, 220, 242, 244, 305, 362, 484, 605, 610, 671, 724, 905, 1210, 1220, 1342, 1810, 1991, 2420, 2684, 3355, 3620, 3982, 6710, 7381, 7964, 9955, 11041, 13420, 14762, 19910, 21901, 22082, 29524, 36905, 39820, 43802, 44164, 55205, 73810, 87604, 109505, 110410, 121451, 147620, 219010, 220820, 242902, 438020, 485804, 607255, 1214510, 1335961, 2429020, 2671922, 5343844, 6679805, 13359610, 26719220]

約数ペア:

[(1, 26719220), (2, 13359610), (4, 6679805), (5, 5343844), (10, 2671922), (11, 2429020), (20, 1335961), (22, 1214510), (44, 607255), (55, 485804), (61, 438020), (110, 242902), (121, 220820), (122, 219010), (181, 147620), (220, 121451), (242, 110410), (244, 109505), (305, 87604), (362, 73810), (484, 55205), (605, 44164), (610, 43802), (671, 39820), (724, 36905), (905, 29524), (1210, 22082), (1220, 21901), (1342, 19910), (1810, 14762), (1991, 13420), (2420, 11041), (2684, 9955), (3355, 7964), (3620, 7381), (3982, 6710)]