203419960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{299147}}^1$

素因数の和:299175

約数の個数: 32

約数和(自身を含む): 484619760

約数和(自身を除く): 281199800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 299147, 598294, 1196588, 1495735, 2393176, 2991470, 5085499, 5982940, 10170998, 11965880, 20341996, 25427495, 40683992, 50854990, 101709980, 203419960]

約数ペア:

[(1, 203419960), (2, 101709980), (4, 50854990), (5, 40683992), (8, 25427495), (10, 20341996), (17, 11965880), (20, 10170998), (34, 5982940), (40, 5085499), (68, 2991470), (85, 2393176), (136, 1495735), (170, 1196588), (340, 598294), (680, 299147)]