20271090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1163}}^1$

素因数の和:1263

約数の個数: 64

約数和(自身を含む): 56318976

約数和(自身を除く): 36047886

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 83, 105, 166, 210, 249, 415, 498, 581, 830, 1162, 1163, 1245, 1743, 2326, 2490, 2905, 3486, 3489, 5810, 5815, 6978, 8141, 8715, 11630, 16282, 17430, 17445, 24423, 34890, 40705, 48846, 81410, 96529, 122115, 193058, 244230, 289587, 482645, 579174, 675703, 965290, 1351406, 1447935, 2027109, 2895870, 3378515, 4054218, 6757030, 10135545, 20271090]

約数ペア:

[(1, 20271090), (2, 10135545), (3, 6757030), (5, 4054218), (6, 3378515), (7, 2895870), (10, 2027109), (14, 1447935), (15, 1351406), (21, 965290), (30, 675703), (35, 579174), (42, 482645), (70, 289587), (83, 244230), (105, 193058), (166, 122115), (210, 96529), (249, 81410), (415, 48846), (498, 40705), (581, 34890), (830, 24423), (1162, 17445), (1163, 17430), (1245, 16282), (1743, 11630), (2326, 8715), (2490, 8141), (2905, 6978), (3486, 5815), (3489, 5810)]