12219790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10099}}^1$

素因数の和:10128

約数の個数: 24

約数和(自身を含む): 24179400

約数和(自身を除く): 11959610

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 10099, 20198, 50495, 100990, 111089, 222178, 555445, 1110890, 1221979, 2443958, 6109895, 12219790]

約数ペア:

[(1, 12219790), (2, 6109895), (5, 2443958), (10, 1221979), (11, 1110890), (22, 555445), (55, 222178), (110, 111089), (121, 100990), (242, 50495), (605, 20198), (1210, 10099)]