8385020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{593}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 20357568

約数和(自身を除く): 11972548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 593, 707, 1010, 1186, 1414, 2020, 2372, 2828, 2965, 3535, 4151, 5930, 7070, 8302, 11860, 14140, 16604, 20755, 41510, 59893, 83020, 119786, 239572, 299465, 419251, 598930, 838502, 1197860, 1677004, 2096255, 4192510, 8385020]

約数ペア:

[(1, 8385020), (2, 4192510), (4, 2096255), (5, 1677004), (7, 1197860), (10, 838502), (14, 598930), (20, 419251), (28, 299465), (35, 239572), (70, 119786), (101, 83020), (140, 59893), (202, 41510), (404, 20755), (505, 16604), (593, 14140), (707, 11860), (1010, 8302), (1186, 7070), (1414, 5930), (2020, 4151), (2372, 3535), (2828, 2965)]