23959980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12101}}^1$

素因数の和:12127

約数の個数: 72

約数和(自身を含む): 79292304

約数和(自身を除く): 55332324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 12101, 24202, 36303, 48404, 60505, 72606, 108909, 121010, 133111, 145212, 181515, 217818, 242020, 266222, 363030, 399333, 435636, 532444, 544545, 665555, 726060, 798666, 1089090, 1197999, 1331110, 1597332, 1996665, 2178180, 2395998, 2662220, 3993330, 4791996, 5989995, 7986660, 11979990, 23959980]

約数ペア:

[(1, 23959980), (2, 11979990), (3, 7986660), (4, 5989995), (5, 4791996), (6, 3993330), (9, 2662220), (10, 2395998), (11, 2178180), (12, 1996665), (15, 1597332), (18, 1331110), (20, 1197999), (22, 1089090), (30, 798666), (33, 726060), (36, 665555), (44, 544545), (45, 532444), (55, 435636), (60, 399333), (66, 363030), (90, 266222), (99, 242020), (110, 217818), (132, 181515), (165, 145212), (180, 133111), (198, 121010), (220, 108909), (330, 72606), (396, 60505), (495, 48404), (660, 36303), (990, 24202), (1980, 12101)]