2493669800

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{123449}}^1$

素因数の和:123566

約数の個数: 48

約数和(自身を含む): 5855233500

約数和(自身を除く): 3361563700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 2020, 2525, 4040, 5050, 10100, 20200, 123449, 246898, 493796, 617245, 987592, 1234490, 2468980, 3086225, 4937960, 6172450, 12344900, 12468349, 24689800, 24936698, 49873396, 62341745, 99746792, 124683490, 249366980, 311708725, 498733960, 623417450, 1246834900, 2493669800]

約数ペア:

[(1, 2493669800), (2, 1246834900), (4, 623417450), (5, 498733960), (8, 311708725), (10, 249366980), (20, 124683490), (25, 99746792), (40, 62341745), (50, 49873396), (100, 24936698), (101, 24689800), (200, 12468349), (202, 12344900), (404, 6172450), (505, 4937960), (808, 3086225), (1010, 2468980), (2020, 1234490), (2525, 987592), (4040, 617245), (5050, 493796), (10100, 246898), (20200, 123449)]