199240240

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{8863}}^1$

素因数の和:9157

約数の個数: 40

約数和(自身を含む): 464934528

約数和(自身を除く): 265694288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 4496, 5620, 8863, 11240, 17726, 22480, 35452, 44315, 70904, 88630, 141808, 177260, 354520, 709040, 2490503, 4981006, 9962012, 12452515, 19924024, 24905030, 39848048, 49810060, 99620120, 199240240]

約数ペア:

[(1, 199240240), (2, 99620120), (4, 49810060), (5, 39848048), (8, 24905030), (10, 19924024), (16, 12452515), (20, 9962012), (40, 4981006), (80, 2490503), (281, 709040), (562, 354520), (1124, 177260), (1405, 141808), (2248, 88630), (2810, 70904), (4496, 44315), (5620, 35452), (8863, 22480), (11240, 17726)]