200860220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{2179}}^1$

素因数の和:2618

約数の個数: 48

約数和(自身を含む): 461462400

約数和(自身を除く): 260602180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 419, 838, 1676, 2095, 2179, 4190, 4358, 4609, 8380, 8716, 9218, 10895, 18436, 21790, 23045, 23969, 43580, 46090, 47938, 92180, 95876, 119845, 239690, 479380, 913001, 1826002, 3652004, 4565005, 9130010, 10043011, 18260020, 20086022, 40172044, 50215055, 100430110, 200860220]

約数ペア:

[(1, 200860220), (2, 100430110), (4, 50215055), (5, 40172044), (10, 20086022), (11, 18260020), (20, 10043011), (22, 9130010), (44, 4565005), (55, 3652004), (110, 1826002), (220, 913001), (419, 479380), (838, 239690), (1676, 119845), (2095, 95876), (2179, 92180), (4190, 47938), (4358, 46090), (4609, 43580), (8380, 23969), (8716, 23045), (9218, 21790), (10895, 18436)]