15678467740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1283017}}^1$

素因数の和:1283086

約数の個数: 48

約数和(自身を含む): 36211900032

約数和(自身を除く): 20533432292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220, 1283017, 2566034, 5132068, 6415085, 12830170, 16679221, 25660340, 33358442, 60301799, 66716884, 83396105, 120603598, 166792210, 241207196, 301508995, 333584420, 603017990, 783923387, 1206035980, 1567846774, 3135693548, 3919616935, 7839233870, 15678467740]

約数ペア:

[(1, 15678467740), (2, 7839233870), (4, 3919616935), (5, 3135693548), (10, 1567846774), (13, 1206035980), (20, 783923387), (26, 603017990), (47, 333584420), (52, 301508995), (65, 241207196), (94, 166792210), (130, 120603598), (188, 83396105), (235, 66716884), (260, 60301799), (470, 33358442), (611, 25660340), (940, 16679221), (1222, 12830170), (2444, 6415085), (3055, 5132068), (6110, 2566034), (12220, 1283017)]