20265650

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{4013}}^1$

素因数の和:4126

約数の個数: 24

約数和(自身を含む): 38076804

約数和(自身を除く): 17811154

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 505, 1010, 2525, 4013, 5050, 8026, 20065, 40130, 100325, 200650, 405313, 810626, 2026565, 4053130, 10132825, 20265650]

約数ペア:

[(1, 20265650), (2, 10132825), (5, 4053130), (10, 2026565), (25, 810626), (50, 405313), (101, 200650), (202, 100325), (505, 40130), (1010, 20065), (2525, 8026), (4013, 5050)]