2381240

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1009}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 5454000

約数和(自身を除く): 3072760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1009, 1180, 2018, 2360, 4036, 5045, 8072, 10090, 20180, 40360, 59531, 119062, 238124, 297655, 476248, 595310, 1190620, 2381240]

約数ペア:

[(1, 2381240), (2, 1190620), (4, 595310), (5, 476248), (8, 297655), (10, 238124), (20, 119062), (40, 59531), (59, 40360), (118, 20180), (236, 10090), (295, 8072), (472, 5045), (590, 4036), (1009, 2360), (1180, 2018)]