204431480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{464617}}^1$

素因数の和:464639

約数の個数: 32

約数和(自身を含む): 501787440

約数和(自身を除く): 297355960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 464617, 929234, 1858468, 2323085, 3716936, 4646170, 5110787, 9292340, 10221574, 18584680, 20443148, 25553935, 40886296, 51107870, 102215740, 204431480]

約数ペア:

[(1, 204431480), (2, 102215740), (4, 51107870), (5, 40886296), (8, 25553935), (10, 20443148), (11, 18584680), (20, 10221574), (22, 9292340), (40, 5110787), (44, 4646170), (55, 3716936), (88, 2323085), (110, 1858468), (220, 929234), (440, 464617)]