49487980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{24499}}^1$

素因数の和:24609

約数の個数: 24

約数和(自身を含む): 104958000

約数和(自身を除く): 55470020

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 24499, 48998, 97996, 122495, 244990, 489980, 2474399, 4948798, 9897596, 12371995, 24743990, 49487980]

約数ペア:

[(1, 49487980), (2, 24743990), (4, 12371995), (5, 9897596), (10, 4948798), (20, 2474399), (101, 489980), (202, 244990), (404, 122495), (505, 97996), (1010, 48998), (2020, 24499)]