17088920

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2621}}^1$

素因数の和:2795

約数の個数: 32

約数和(自身を含む): 38700720

約数和(自身を除く): 21611800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 2621, 3260, 5242, 6520, 10484, 13105, 20968, 26210, 52420, 104840, 427223, 854446, 1708892, 2136115, 3417784, 4272230, 8544460, 17088920]

約数ペア:

[(1, 17088920), (2, 8544460), (4, 4272230), (5, 3417784), (8, 2136115), (10, 1708892), (20, 854446), (40, 427223), (163, 104840), (326, 52420), (652, 26210), (815, 20968), (1304, 13105), (1630, 10484), (2621, 6520), (3260, 5242)]