20005590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{60623}}^1$

素因数の和:60644

約数の個数: 32

約数和(自身を含む): 52379136

約数和(自身を除く): 32373546

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 60623, 121246, 181869, 303115, 363738, 606230, 666853, 909345, 1333706, 1818690, 2000559, 3334265, 4001118, 6668530, 10002795, 20005590]

約数ペア:

[(1, 20005590), (2, 10002795), (3, 6668530), (5, 4001118), (6, 3334265), (10, 2000559), (11, 1818690), (15, 1333706), (22, 909345), (30, 666853), (33, 606230), (55, 363738), (66, 303115), (110, 181869), (165, 121246), (330, 60623)]