66854020

素因数分解:

$2^2\times 5^1\times {\mathrm{751}}^1\times {\mathrm{4451}}^1$

素因数の和:5211

約数の個数: 24

約数和(自身を含む): 140611968

約数和(自身を除く): 73757948

約数列:

[1, 2, 4, 5, 10, 20, 751, 1502, 3004, 3755, 4451, 7510, 8902, 15020, 17804, 22255, 44510, 89020, 3342701, 6685402, 13370804, 16713505, 33427010, 66854020]

約数ペア:

[(1, 66854020), (2, 33427010), (4, 16713505), (5, 13370804), (10, 6685402), (20, 3342701), (751, 89020), (1502, 44510), (3004, 22255), (3755, 17804), (4451, 15020), (7510, 8902)]