542980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1597}}^1$

素因数の和:1623

約数の個数: 24

約数和(自身を含む): 1208088

約数和(自身を除く): 665108

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1597, 3194, 6388, 7985, 15970, 27149, 31940, 54298, 108596, 135745, 271490, 542980]

約数ペア:

[(1, 542980), (2, 271490), (4, 135745), (5, 108596), (10, 54298), (17, 31940), (20, 27149), (34, 15970), (68, 7985), (85, 6388), (170, 3194), (340, 1597)]