19313040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{80471}}^1$

素因数の和:80487

約数の個数: 40

約数和(自身を含む): 59871168

約数和(自身を除く): 40558128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 80471, 160942, 241413, 321884, 402355, 482826, 643768, 804710, 965652, 1207065, 1287536, 1609420, 1931304, 2414130, 3218840, 3862608, 4828260, 6437680, 9656520, 19313040]

約数ペア:

[(1, 19313040), (2, 9656520), (3, 6437680), (4, 4828260), (5, 3862608), (6, 3218840), (8, 2414130), (10, 1931304), (12, 1609420), (15, 1287536), (16, 1207065), (20, 965652), (24, 804710), (30, 643768), (40, 482826), (48, 402355), (60, 321884), (80, 241413), (120, 160942), (240, 80471)]