28954980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{160861}}^1$

素因数の和:160876

約数の個数: 36

約数和(自身を含む): 87830652

約数和(自身を除く): 58875672

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 160861, 321722, 482583, 643444, 804305, 965166, 1447749, 1608610, 1930332, 2412915, 2895498, 3217220, 4825830, 5790996, 7238745, 9651660, 14477490, 28954980]

約数ペア:

[(1, 28954980), (2, 14477490), (3, 9651660), (4, 7238745), (5, 5790996), (6, 4825830), (9, 3217220), (10, 2895498), (12, 2412915), (15, 1930332), (18, 1608610), (20, 1447749), (30, 965166), (36, 804305), (45, 643444), (60, 482583), (90, 321722), (180, 160861)]