17225840

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1321}}^1$

素因数の和:1497

約数の個数: 40

約数和(自身を含む): 40326288

約数和(自身を除く): 23100448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1321, 1630, 2608, 2642, 3260, 5284, 6520, 6605, 10568, 13040, 13210, 21136, 26420, 52840, 105680, 215323, 430646, 861292, 1076615, 1722584, 2153230, 3445168, 4306460, 8612920, 17225840]

約数ペア:

[(1, 17225840), (2, 8612920), (4, 4306460), (5, 3445168), (8, 2153230), (10, 1722584), (16, 1076615), (20, 861292), (40, 430646), (80, 215323), (163, 105680), (326, 52840), (652, 26420), (815, 21136), (1304, 13210), (1321, 13040), (1630, 10568), (2608, 6605), (2642, 6520), (3260, 5284)]