1156240

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:259

約数の個数: 40

約数和(自身を含む): 2734200

約数和(自身を除く): 1577960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 149, 194, 298, 388, 485, 596, 745, 776, 970, 1192, 1490, 1552, 1940, 2384, 2980, 3880, 5960, 7760, 11920, 14453, 28906, 57812, 72265, 115624, 144530, 231248, 289060, 578120, 1156240]

約数ペア:

[(1, 1156240), (2, 578120), (4, 289060), (5, 231248), (8, 144530), (10, 115624), (16, 72265), (20, 57812), (40, 28906), (80, 14453), (97, 11920), (149, 7760), (194, 5960), (298, 3880), (388, 2980), (485, 2384), (596, 1940), (745, 1552), (776, 1490), (970, 1192)]