28461780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17569}}^1$

素因数の和:17590

約数の個数: 60

約数和(自身を含む): 89290740

約数和(自身を除く): 60828960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 17569, 35138, 52707, 70276, 87845, 105414, 158121, 175690, 210828, 263535, 316242, 351380, 474363, 527070, 632484, 790605, 948726, 1054140, 1423089, 1581210, 1897452, 2371815, 2846178, 3162420, 4743630, 5692356, 7115445, 9487260, 14230890, 28461780]

約数ペア:

[(1, 28461780), (2, 14230890), (3, 9487260), (4, 7115445), (5, 5692356), (6, 4743630), (9, 3162420), (10, 2846178), (12, 2371815), (15, 1897452), (18, 1581210), (20, 1423089), (27, 1054140), (30, 948726), (36, 790605), (45, 632484), (54, 527070), (60, 474363), (81, 351380), (90, 316242), (108, 263535), (135, 210828), (162, 175690), (180, 158121), (270, 105414), (324, 87845), (405, 70276), (540, 52707), (810, 35138), (1620, 17569)]