29383720

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2081}}^1$

素因数の和:2445

約数の個数: 32

約数和(自身を含む): 66332520

約数和(自身を除く): 36948800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2081, 2824, 3530, 4162, 7060, 8324, 10405, 14120, 16648, 20810, 41620, 83240, 734593, 1469186, 2938372, 3672965, 5876744, 7345930, 14691860, 29383720]

約数ペア:

[(1, 29383720), (2, 14691860), (4, 7345930), (5, 5876744), (8, 3672965), (10, 2938372), (20, 1469186), (40, 734593), (353, 83240), (706, 41620), (1412, 20810), (1765, 16648), (2081, 14120), (2824, 10405), (3530, 8324), (4162, 7060)]