8385040

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{373}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 19617048

約数和(自身を除く): 11232008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 373, 562, 746, 1124, 1405, 1492, 1865, 2248, 2810, 2984, 3730, 4496, 5620, 5968, 7460, 11240, 14920, 22480, 29840, 104813, 209626, 419252, 524065, 838504, 1048130, 1677008, 2096260, 4192520, 8385040]

約数ペア:

[(1, 8385040), (2, 4192520), (4, 2096260), (5, 1677008), (8, 1048130), (10, 838504), (16, 524065), (20, 419252), (40, 209626), (80, 104813), (281, 29840), (373, 22480), (562, 14920), (746, 11240), (1124, 7460), (1405, 5968), (1492, 5620), (1865, 4496), (2248, 3730), (2810, 2984)]