28200540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5281}}^1$

素因数の和:5382

約数の個数: 48

約数和(自身を含む): 79863840

約数和(自身を除く): 51663300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5281, 5340, 10562, 15843, 21124, 26405, 31686, 52810, 63372, 79215, 105620, 158430, 316860, 470009, 940018, 1410027, 1880036, 2350045, 2820054, 4700090, 5640108, 7050135, 9400180, 14100270, 28200540]

約数ペア:

[(1, 28200540), (2, 14100270), (3, 9400180), (4, 7050135), (5, 5640108), (6, 4700090), (10, 2820054), (12, 2350045), (15, 1880036), (20, 1410027), (30, 940018), (60, 470009), (89, 316860), (178, 158430), (267, 105620), (356, 79215), (445, 63372), (534, 52810), (890, 31686), (1068, 26405), (1335, 21124), (1780, 15843), (2670, 10562), (5281, 5340)]