89282140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4999}}^1$

素因数の和:5074

約数の個数: 48

約数和(自身を含む): 201600000

約数和(自身を除く): 112317860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 4999, 8930, 9998, 17860, 19996, 24995, 49990, 94981, 99980, 189962, 234953, 379924, 469906, 474905, 939812, 949810, 1174765, 1899620, 2349530, 4464107, 4699060, 8928214, 17856428, 22320535, 44641070, 89282140]

約数ペア:

[(1, 89282140), (2, 44641070), (4, 22320535), (5, 17856428), (10, 8928214), (19, 4699060), (20, 4464107), (38, 2349530), (47, 1899620), (76, 1174765), (94, 949810), (95, 939812), (188, 474905), (190, 469906), (235, 379924), (380, 234953), (470, 189962), (893, 99980), (940, 94981), (1786, 49990), (3572, 24995), (4465, 19996), (4999, 17860), (8930, 9998)]