404242450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{90841}}^1$

素因数の和:90942

約数の個数: 24

約数和(自身を含む): 760347540

約数和(自身を除く): 356105090

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 90841, 181682, 454205, 908410, 2271025, 4542050, 8084849, 16169698, 40424245, 80848490, 202121225, 404242450]

約数ペア:

[(1, 404242450), (2, 202121225), (5, 80848490), (10, 40424245), (25, 16169698), (50, 8084849), (89, 4542050), (178, 2271025), (445, 908410), (890, 454205), (2225, 181682), (4450, 90841)]