4419140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 10342080

約数和(自身を除く): 5922940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 379, 530, 583, 758, 1060, 1166, 1516, 1895, 2332, 2915, 3790, 4169, 5830, 7580, 8338, 11660, 16676, 20087, 20845, 40174, 41690, 80348, 83380, 100435, 200870, 220957, 401740, 441914, 883828, 1104785, 2209570, 4419140]

約数ペア:

[(1, 4419140), (2, 2209570), (4, 1104785), (5, 883828), (10, 441914), (11, 401740), (20, 220957), (22, 200870), (44, 100435), (53, 83380), (55, 80348), (106, 41690), (110, 40174), (212, 20845), (220, 20087), (265, 16676), (379, 11660), (530, 8338), (583, 7580), (758, 5830), (1060, 4169), (1166, 3790), (1516, 2915), (1895, 2332)]