28380970

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{53549}}^1$

素因数の和:53609

約数の個数: 16

約数和(自身を含む): 52050600

約数和(自身を除く): 23669630

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 53549, 107098, 267745, 535490, 2838097, 5676194, 14190485, 28380970]

約数ペア:

[(1, 28380970), (2, 14190485), (5, 5676194), (10, 2838097), (53, 535490), (106, 267745), (265, 107098), (530, 53549)]