55604220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{18913}}^1$

素因数の和:18939

約数の個数: 72

約数和(自身を含む): 181120464

約数和(自身を除く): 125516244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 18913, 37826, 56739, 75652, 94565, 113478, 132391, 189130, 226956, 264782, 283695, 378260, 397173, 529564, 567390, 661955, 794346, 926737, 1134780, 1323910, 1588692, 1853474, 1985865, 2647820, 2780211, 3706948, 3971730, 4633685, 5560422, 7943460, 9267370, 11120844, 13901055, 18534740, 27802110, 55604220]

約数ペア:

[(1, 55604220), (2, 27802110), (3, 18534740), (4, 13901055), (5, 11120844), (6, 9267370), (7, 7943460), (10, 5560422), (12, 4633685), (14, 3971730), (15, 3706948), (20, 2780211), (21, 2647820), (28, 1985865), (30, 1853474), (35, 1588692), (42, 1323910), (49, 1134780), (60, 926737), (70, 794346), (84, 661955), (98, 567390), (105, 529564), (140, 397173), (147, 378260), (196, 283695), (210, 264782), (245, 226956), (294, 189130), (420, 132391), (490, 113478), (588, 94565), (735, 75652), (980, 56739), (1470, 37826), (2940, 18913)]