53187440

素因数分解:

$2^4\times 5^1\times {\mathrm{664843}}^1$

素因数の和:664856

約数の個数: 20

約数和(自身を含む): 123660984

約数和(自身を除く): 70473544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 664843, 1329686, 2659372, 3324215, 5318744, 6648430, 10637488, 13296860, 26593720, 53187440]

約数ペア:

[(1, 53187440), (2, 26593720), (4, 13296860), (5, 10637488), (8, 6648430), (10, 5318744), (16, 3324215), (20, 2659372), (40, 1329686), (80, 664843)]