17990540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29017}}^1$

素因数の和:29057

約数の個数: 24

約数和(自身を含む): 39000192

約数和(自身を除く): 21009652

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 29017, 58034, 116068, 145085, 290170, 580340, 899527, 1799054, 3598108, 4497635, 8995270, 17990540]

約数ペア:

[(1, 17990540), (2, 8995270), (4, 4497635), (5, 3598108), (10, 1799054), (20, 899527), (31, 580340), (62, 290170), (124, 145085), (155, 116068), (310, 58034), (620, 29017)]