17834420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 39266640

約数和(自身を除く): 21432220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 194, 290, 317, 388, 485, 580, 634, 970, 1268, 1585, 1940, 2813, 3170, 5626, 6340, 9193, 11252, 14065, 18386, 28130, 30749, 36772, 45965, 56260, 61498, 91930, 122996, 153745, 183860, 307490, 614980, 891721, 1783442, 3566884, 4458605, 8917210, 17834420]

約数ペア:

[(1, 17834420), (2, 8917210), (4, 4458605), (5, 3566884), (10, 1783442), (20, 891721), (29, 614980), (58, 307490), (97, 183860), (116, 153745), (145, 122996), (194, 91930), (290, 61498), (317, 56260), (388, 45965), (485, 36772), (580, 30749), (634, 28130), (970, 18386), (1268, 14065), (1585, 11252), (1940, 9193), (2813, 6340), (3170, 5626)]