20002540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{58831}}^1$

素因数の和:58857

約数の個数: 24

約数和(自身を含む): 44476992

約数和(自身を除く): 24474452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 58831, 117662, 235324, 294155, 588310, 1000127, 1176620, 2000254, 4000508, 5000635, 10001270, 20002540]

約数ペア:

[(1, 20002540), (2, 10001270), (4, 5000635), (5, 4000508), (10, 2000254), (17, 1176620), (20, 1000127), (34, 588310), (68, 294155), (85, 235324), (170, 117662), (340, 58831)]