3944220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{9391}}^1$

素因数の和:9410

約数の個数: 48

約数和(自身を含む): 12622848

約数和(自身を除く): 8678628

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, 9391, 18782, 28173, 37564, 46955, 56346, 65737, 93910, 112692, 131474, 140865, 187820, 197211, 262948, 281730, 328685, 394422, 563460, 657370, 788844, 986055, 1314740, 1972110, 3944220]

約数ペア:

[(1, 3944220), (2, 1972110), (3, 1314740), (4, 986055), (5, 788844), (6, 657370), (7, 563460), (10, 394422), (12, 328685), (14, 281730), (15, 262948), (20, 197211), (21, 187820), (28, 140865), (30, 131474), (35, 112692), (42, 93910), (60, 65737), (70, 56346), (84, 46955), (105, 37564), (140, 28173), (210, 18782), (420, 9391)]