70380040

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{9721}}^1$

素因数の和:9913

約数の個数: 32

約数和(自身を含む): 159246360

約数和(自身を除く): 88866320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 9721, 19442, 38884, 48605, 77768, 97210, 194420, 388840, 1759501, 3519002, 7038004, 8797505, 14076008, 17595010, 35190020, 70380040]

約数ペア:

[(1, 70380040), (2, 35190020), (4, 17595010), (5, 14076008), (8, 8797505), (10, 7038004), (20, 3519002), (40, 1759501), (181, 388840), (362, 194420), (724, 97210), (905, 77768), (1448, 48605), (1810, 38884), (3620, 19442), (7240, 9721)]