208035920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113063}}^1$

素因数の和:113099

約数の個数: 40

約数和(自身を含む): 504717696

約数和(自身を除く): 296681776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 113063, 226126, 452252, 565315, 904504, 1130630, 1809008, 2261260, 2600449, 4522520, 5200898, 9045040, 10401796, 13002245, 20803592, 26004490, 41607184, 52008980, 104017960, 208035920]

約数ペア:

[(1, 208035920), (2, 104017960), (4, 52008980), (5, 41607184), (8, 26004490), (10, 20803592), (16, 13002245), (20, 10401796), (23, 9045040), (40, 5200898), (46, 4522520), (80, 2600449), (92, 2261260), (115, 1809008), (184, 1130630), (230, 904504), (368, 565315), (460, 452252), (920, 226126), (1840, 113063)]