49920380

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{15313}}^1$

素因数の和:15485

約数の個数: 24

約数和(自身を含む): 105482832

約数和(自身を除く): 55562452

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 15313, 30626, 61252, 76565, 153130, 306260, 2496019, 4992038, 9984076, 12480095, 24960190, 49920380]

約数ペア:

[(1, 49920380), (2, 24960190), (4, 12480095), (5, 9984076), (10, 4992038), (20, 2496019), (163, 306260), (326, 153130), (652, 76565), (815, 61252), (1630, 30626), (3260, 15313)]