20528028076

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{439}}^1\times {\mathrm{719}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 36723456000

約数和(自身を除く): 16195427924

約数列:

[1, 2, 4, 71, 142, 229, 284, 439, 458, 719, 878, 916, 1438, 1756, 2876, 16259, 31169, 32518, 51049, 62338, 65036, 100531, 102098, 124676, 164651, 201062, 204196, 315641, 329302, 402124, 631282, 658604, 1262564, 7137701, 11690221, 14275402, 22410511, 23380442, 28550804, 44821022, 46760884, 72281789, 89642044, 144563578, 289127156, 5132007019, 10264014038, 20528028076]

約数ペア:

[(1, 20528028076), (2, 10264014038), (4, 5132007019), (71, 289127156), (142, 144563578), (229, 89642044), (284, 72281789), (439, 46760884), (458, 44821022), (719, 28550804), (878, 23380442), (916, 22410511), (1438, 14275402), (1756, 11690221), (2876, 7137701), (16259, 1262564), (31169, 658604), (32518, 631282), (51049, 402124), (62338, 329302), (65036, 315641), (100531, 204196), (102098, 201062), (124676, 164651)]