778839340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1693129}}^1$

素因数の和:1693161

約数の個数: 24

約数和(自身を含む): 1706675040

約数和(自身を除く): 927835700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1693129, 3386258, 6772516, 8465645, 16931290, 33862580, 38941967, 77883934, 155767868, 194709835, 389419670, 778839340]

約数ペア:

[(1, 778839340), (2, 389419670), (4, 194709835), (5, 155767868), (10, 77883934), (20, 38941967), (23, 33862580), (46, 16931290), (92, 8465645), (115, 6772516), (230, 3386258), (460, 1693129)]