194879120

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{8669}}^1$

素因数の和:8963

約数の個数: 40

約数和(自身を含む): 454758840

約数和(自身を除く): 259879720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 4496, 5620, 8669, 11240, 17338, 22480, 34676, 43345, 69352, 86690, 138704, 173380, 346760, 693520, 2435989, 4871978, 9743956, 12179945, 19487912, 24359890, 38975824, 48719780, 97439560, 194879120]

約数ペア:

[(1, 194879120), (2, 97439560), (4, 48719780), (5, 38975824), (8, 24359890), (10, 19487912), (16, 12179945), (20, 9743956), (40, 4871978), (80, 2435989), (281, 693520), (562, 346760), (1124, 173380), (1405, 138704), (2248, 86690), (2810, 69352), (4496, 43345), (5620, 34676), (8669, 22480), (11240, 17338)]