450746480

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{20051}}^1$

素因数の和:20345

約数の個数: 40

約数和(自身を含む): 1051767504

約数和(自身を除く): 601021024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 4496, 5620, 11240, 20051, 22480, 40102, 80204, 100255, 160408, 200510, 320816, 401020, 802040, 1604080, 5634331, 11268662, 22537324, 28171655, 45074648, 56343310, 90149296, 112686620, 225373240, 450746480]

約数ペア:

[(1, 450746480), (2, 225373240), (4, 112686620), (5, 90149296), (8, 56343310), (10, 45074648), (16, 28171655), (20, 22537324), (40, 11268662), (80, 5634331), (281, 1604080), (562, 802040), (1124, 401020), (1405, 320816), (2248, 200510), (2810, 160408), (4496, 100255), (5620, 80204), (11240, 40102), (20051, 22480)]