454468720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{132113}}^1$

素因数の和:132169

約数の個数: 40

約数和(自身を含む): 1081220976

約数和(自身を除く): 626752256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 132113, 264226, 528452, 660565, 1056904, 1321130, 2113808, 2642260, 5284520, 5680859, 10569040, 11361718, 22723436, 28404295, 45446872, 56808590, 90893744, 113617180, 227234360, 454468720]

約数ペア:

[(1, 454468720), (2, 227234360), (4, 113617180), (5, 90893744), (8, 56808590), (10, 45446872), (16, 28404295), (20, 22723436), (40, 11361718), (43, 10569040), (80, 5680859), (86, 5284520), (172, 2642260), (215, 2113808), (344, 1321130), (430, 1056904), (688, 660565), (860, 528452), (1720, 264226), (3440, 132113)]