16544780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2003}}^1$

素因数の和:2078

約数の個数: 48

約数和(自身を含む): 40400640

約数和(自身を除く): 23855860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2003, 2065, 4006, 4130, 8012, 8260, 10015, 14021, 20030, 28042, 40060, 56084, 70105, 118177, 140210, 236354, 280420, 472708, 590885, 827239, 1181770, 1654478, 2363540, 3308956, 4136195, 8272390, 16544780]

約数ペア:

[(1, 16544780), (2, 8272390), (4, 4136195), (5, 3308956), (7, 2363540), (10, 1654478), (14, 1181770), (20, 827239), (28, 590885), (35, 472708), (59, 280420), (70, 236354), (118, 140210), (140, 118177), (236, 70105), (295, 56084), (413, 40060), (590, 28042), (826, 20030), (1180, 14021), (1652, 10015), (2003, 8260), (2065, 8012), (4006, 4130)]