20284630

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{619}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 38167200

約数和(自身を除く): 17882570

約数列:

[1, 2, 5, 10, 29, 58, 113, 145, 226, 290, 565, 619, 1130, 1238, 3095, 3277, 6190, 6554, 16385, 17951, 32770, 35902, 69947, 89755, 139894, 179510, 349735, 699470, 2028463, 4056926, 10142315, 20284630]

約数ペア:

[(1, 20284630), (2, 10142315), (5, 4056926), (10, 2028463), (29, 699470), (58, 349735), (113, 179510), (145, 139894), (226, 89755), (290, 69947), (565, 35902), (619, 32770), (1130, 17951), (1238, 16385), (3095, 6554), (3277, 6190)]