8070320

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{359}}^1$

素因数の和:653

約数の個数: 40

約数和(自身を含む): 18882720

約数和(自身を除く): 10812400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 359, 562, 718, 1124, 1405, 1436, 1795, 2248, 2810, 2872, 3590, 4496, 5620, 5744, 7180, 11240, 14360, 22480, 28720, 100879, 201758, 403516, 504395, 807032, 1008790, 1614064, 2017580, 4035160, 8070320]

約数ペア:

[(1, 8070320), (2, 4035160), (4, 2017580), (5, 1614064), (8, 1008790), (10, 807032), (16, 504395), (20, 403516), (40, 201758), (80, 100879), (281, 28720), (359, 22480), (562, 14360), (718, 11240), (1124, 7180), (1405, 5744), (1436, 5620), (1795, 4496), (2248, 3590), (2810, 2872)]