262270490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47599}}^1$

素因数の和:47654

約数の個数: 32

約数和(自身を含む): 514080000

約数和(自身を除く): 251809510

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 5510, 47599, 95198, 237995, 475990, 904381, 1380371, 1808762, 2760742, 4521905, 6901855, 9043810, 13803710, 26227049, 52454098, 131135245, 262270490]

約数ペア:

[(1, 262270490), (2, 131135245), (5, 52454098), (10, 26227049), (19, 13803710), (29, 9043810), (38, 6901855), (58, 4521905), (95, 2760742), (145, 1808762), (190, 1380371), (290, 904381), (551, 475990), (1102, 237995), (2755, 95198), (5510, 47599)]