204082180

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{1783}}^1$

素因数の和:1948

約数の個数: 48

約数和(自身を含む): 440576640

約数和(自身を除く): 236494460

約数列:

[1, 2, 4, 5, 10, 20, 59, 97, 118, 194, 236, 295, 388, 485, 590, 970, 1180, 1783, 1940, 3566, 5723, 7132, 8915, 11446, 17830, 22892, 28615, 35660, 57230, 105197, 114460, 172951, 210394, 345902, 420788, 525985, 691804, 864755, 1051970, 1729510, 2103940, 3459020, 10204109, 20408218, 40816436, 51020545, 102041090, 204082180]

約数ペア:

[(1, 204082180), (2, 102041090), (4, 51020545), (5, 40816436), (10, 20408218), (20, 10204109), (59, 3459020), (97, 2103940), (118, 1729510), (194, 1051970), (236, 864755), (295, 691804), (388, 525985), (485, 420788), (590, 345902), (970, 210394), (1180, 172951), (1783, 114460), (1940, 105197), (3566, 57230), (5723, 35660), (7132, 28615), (8915, 22892), (11446, 17830)]