28372940

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4621}}^1$

素因数の和:4937

約数の個数: 24

約数和(自身を含む): 59790192

約数和(自身を除く): 31417252

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 4621, 6140, 9242, 18484, 23105, 46210, 92420, 1418647, 2837294, 5674588, 7093235, 14186470, 28372940]

約数ペア:

[(1, 28372940), (2, 14186470), (4, 7093235), (5, 5674588), (10, 2837294), (20, 1418647), (307, 92420), (614, 46210), (1228, 23105), (1535, 18484), (3070, 9242), (4621, 6140)]