20132529980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{9966599}}^1$

素因数の和:9966709

約数の個数: 24

約数和(自身を含む): 42696914400

約数和(自身を除く): 22564384420

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 9966599, 19933198, 39866396, 49832995, 99665990, 199331980, 1006626499, 2013252998, 4026505996, 5033132495, 10066264990, 20132529980]

約数ペア:

[(1, 20132529980), (2, 10066264990), (4, 5033132495), (5, 4026505996), (10, 2013252998), (20, 1006626499), (101, 199331980), (202, 99665990), (404, 49832995), (505, 39866396), (1010, 19933198), (2020, 9966599)]