998707270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{102013}}^1$

素因数の和:102120

約数の個数: 32

約数和(自身を含む): 1983152160

約数和(自身を除く): 984444890

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 102013, 204026, 510065, 1020130, 1122143, 2244286, 5610715, 9079157, 11221430, 18158314, 45395785, 90791570, 99870727, 199741454, 499353635, 998707270]

約数ペア:

[(1, 998707270), (2, 499353635), (5, 199741454), (10, 99870727), (11, 90791570), (22, 45395785), (55, 18158314), (89, 11221430), (110, 9079157), (178, 5610715), (445, 2244286), (890, 1122143), (979, 1020130), (1958, 510065), (4895, 204026), (9790, 102013)]