13394220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31891}}^1$

素因数の和:31910

約数の個数: 48

約数和(自身を含む): 42862848

約数和(自身を除く): 29468628

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, 31891, 63782, 95673, 127564, 159455, 191346, 223237, 318910, 382692, 446474, 478365, 637820, 669711, 892948, 956730, 1116185, 1339422, 1913460, 2232370, 2678844, 3348555, 4464740, 6697110, 13394220]

約数ペア:

[(1, 13394220), (2, 6697110), (3, 4464740), (4, 3348555), (5, 2678844), (6, 2232370), (7, 1913460), (10, 1339422), (12, 1116185), (14, 956730), (15, 892948), (20, 669711), (21, 637820), (28, 478365), (30, 446474), (35, 382692), (42, 318910), (60, 223237), (70, 191346), (84, 159455), (105, 127564), (140, 95673), (210, 63782), (420, 31891)]