15881460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37813}}^1$

素因数の和:37832

約数の個数: 48

約数和(自身を含む): 50822016

約数和(自身を除く): 34940556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 37813, 75626, 113439, 151252, 189065, 226878, 264691, 378130, 453756, 529382, 567195, 756260, 794073, 1058764, 1134390, 1323455, 1588146, 2268780, 2646910, 3176292, 3970365, 5293820, 7940730, 15881460]

約数ペア:

[(1, 15881460), (2, 7940730), (3, 5293820), (4, 3970365), (5, 3176292), (6, 2646910), (7, 2268780), (10, 1588146), (12, 1323455), (14, 1134390), (15, 1058764), (20, 794073), (21, 756260), (28, 567195), (30, 529382), (35, 453756), (42, 378130), (60, 264691), (70, 226878), (84, 189065), (105, 151252), (140, 113439), (210, 75626), (420, 37813)]