890304910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2029}}^1\times {\mathrm{3989}}^1$

素因数の和:6036

約数の個数: 32

約数和(自身を含む): 1749535200

約数和(自身を除く): 859230290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2029, 3989, 4058, 7978, 10145, 19945, 20290, 22319, 39890, 43879, 44638, 87758, 111595, 219395, 223190, 438790, 8093681, 16187362, 40468405, 80936810, 89030491, 178060982, 445152455, 890304910]

約数ペア:

[(1, 890304910), (2, 445152455), (5, 178060982), (10, 89030491), (11, 80936810), (22, 40468405), (55, 16187362), (110, 8093681), (2029, 438790), (3989, 223190), (4058, 219395), (7978, 111595), (10145, 87758), (19945, 44638), (20290, 43879), (22319, 39890)]