28738420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{49549}}^1$

素因数の和:49587

約数の個数: 24

約数和(自身を含む): 62433000

約数和(自身を除く): 33694580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 49549, 99098, 198196, 247745, 495490, 990980, 1436921, 2873842, 5747684, 7184605, 14369210, 28738420]

約数ペア:

[(1, 28738420), (2, 14369210), (4, 7184605), (5, 5747684), (10, 2873842), (20, 1436921), (29, 990980), (58, 495490), (116, 247745), (145, 198196), (290, 99098), (580, 49549)]