3948280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 10368000

約数和(自身を除く): 6419720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 239, 280, 295, 413, 472, 478, 590, 826, 956, 1180, 1195, 1652, 1673, 1912, 2065, 2360, 2390, 3304, 3346, 4130, 4780, 6692, 8260, 8365, 9560, 13384, 14101, 16520, 16730, 28202, 33460, 56404, 66920, 70505, 98707, 112808, 141010, 197414, 282020, 394828, 493535, 564040, 789656, 987070, 1974140, 3948280]

約数ペア:

[(1, 3948280), (2, 1974140), (4, 987070), (5, 789656), (7, 564040), (8, 493535), (10, 394828), (14, 282020), (20, 197414), (28, 141010), (35, 112808), (40, 98707), (56, 70505), (59, 66920), (70, 56404), (118, 33460), (140, 28202), (236, 16730), (239, 16520), (280, 14101), (295, 13384), (413, 9560), (472, 8365), (478, 8260), (590, 6692), (826, 4780), (956, 4130), (1180, 3346), (1195, 3304), (1652, 2390), (1673, 2360), (1912, 2065)]