38820780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9377}}^1$

素因数の和:9415

約数の個数: 72

約数和(自身を含む): 122889312

約数和(自身を除く): 84068532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 9377, 18754, 28131, 37508, 46885, 56262, 84393, 93770, 112524, 140655, 168786, 187540, 215671, 281310, 337572, 421965, 431342, 562620, 647013, 843930, 862684, 1078355, 1294026, 1687860, 1941039, 2156710, 2588052, 3235065, 3882078, 4313420, 6470130, 7764156, 9705195, 12940260, 19410390, 38820780]

約数ペア:

[(1, 38820780), (2, 19410390), (3, 12940260), (4, 9705195), (5, 7764156), (6, 6470130), (9, 4313420), (10, 3882078), (12, 3235065), (15, 2588052), (18, 2156710), (20, 1941039), (23, 1687860), (30, 1294026), (36, 1078355), (45, 862684), (46, 843930), (60, 647013), (69, 562620), (90, 431342), (92, 421965), (115, 337572), (138, 281310), (180, 215671), (207, 187540), (230, 168786), (276, 140655), (345, 112524), (414, 93770), (460, 84393), (690, 56262), (828, 46885), (1035, 37508), (1380, 28131), (2070, 18754), (4140, 9377)]