40803290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12791}}^1$

素因数の和:12838

約数の個数: 32

約数和(自身を含む): 82892160

約数和(自身を除く): 42088870

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 12791, 25582, 63955, 127910, 140701, 281402, 370939, 703505, 741878, 1407010, 1854695, 3709390, 4080329, 8160658, 20401645, 40803290]

約数ペア:

[(1, 40803290), (2, 20401645), (5, 8160658), (10, 4080329), (11, 3709390), (22, 1854695), (29, 1407010), (55, 741878), (58, 703505), (110, 370939), (145, 281402), (290, 140701), (319, 127910), (638, 63955), (1595, 25582), (3190, 12791)]