28095380

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23029}}^1$

素因数の和:23099

約数の個数: 24

約数和(自身を含む): 59970120

約数和(自身を除く): 31874740

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 23029, 46058, 92116, 115145, 230290, 460580, 1404769, 2809538, 5619076, 7023845, 14047690, 28095380]

約数ペア:

[(1, 28095380), (2, 14047690), (4, 7023845), (5, 5619076), (10, 2809538), (20, 1404769), (61, 460580), (122, 230290), (244, 115145), (305, 92116), (610, 46058), (1220, 23029)]