23011120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 59281920

約数和(自身を除く): 36270800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 331, 395, 440, 632, 662, 790, 869, 880, 1264, 1324, 1580, 1655, 1738, 2648, 3160, 3310, 3476, 3641, 4345, 5296, 6320, 6620, 6952, 7282, 8690, 13240, 13904, 14564, 17380, 18205, 26149, 26480, 29128, 34760, 36410, 52298, 58256, 69520, 72820, 104596, 130745, 145640, 209192, 261490, 287639, 291280, 418384, 522980, 575278, 1045960, 1150556, 1438195, 2091920, 2301112, 2876390, 4602224, 5752780, 11505560, 23011120]

約数ペア:

[(1, 23011120), (2, 11505560), (4, 5752780), (5, 4602224), (8, 2876390), (10, 2301112), (11, 2091920), (16, 1438195), (20, 1150556), (22, 1045960), (40, 575278), (44, 522980), (55, 418384), (79, 291280), (80, 287639), (88, 261490), (110, 209192), (158, 145640), (176, 130745), (220, 104596), (316, 72820), (331, 69520), (395, 58256), (440, 52298), (632, 36410), (662, 34760), (790, 29128), (869, 26480), (880, 26149), (1264, 18205), (1324, 17380), (1580, 14564), (1655, 13904), (1738, 13240), (2648, 8690), (3160, 7282), (3310, 6952), (3476, 6620), (3641, 6320), (4345, 5296)]