30810890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{280099}}^1$

素因数の和:280117

約数の個数: 16

約数和(自身を含む): 60501600

約数和(自身を除く): 29690710

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 280099, 560198, 1400495, 2800990, 3081089, 6162178, 15405445, 30810890]

約数ペア:

[(1, 30810890), (2, 15405445), (5, 6162178), (10, 3081089), (11, 2800990), (22, 1400495), (55, 560198), (110, 280099)]