20797630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17477}}^1$

素因数の和:17508

約数の個数: 32

約数和(自身を含む): 45302976

約数和(自身を除く): 24505346

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17477, 34954, 87385, 122339, 174770, 244678, 297109, 594218, 611695, 1223390, 1485545, 2079763, 2971090, 4159526, 10398815, 20797630]

約数ペア:

[(1, 20797630), (2, 10398815), (5, 4159526), (7, 2971090), (10, 2079763), (14, 1485545), (17, 1223390), (34, 611695), (35, 594218), (70, 297109), (85, 244678), (119, 174770), (170, 122339), (238, 87385), (595, 34954), (1190, 17477)]