20213270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26251}}^1$

素因数の和:26276

約数の個数: 32

約数和(自身を含む): 45363456

約数和(自身を除く): 25150186

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26251, 52502, 131255, 183757, 262510, 288761, 367514, 577522, 918785, 1443805, 1837570, 2021327, 2887610, 4042654, 10106635, 20213270]

約数ペア:

[(1, 20213270), (2, 10106635), (5, 4042654), (7, 2887610), (10, 2021327), (11, 1837570), (14, 1443805), (22, 918785), (35, 577522), (55, 367514), (70, 288761), (77, 262510), (110, 183757), (154, 131255), (385, 52502), (770, 26251)]