140451760

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40829}}^1$

素因数の和:40885

約数の個数: 40

約数和(自身を含む): 334152720

約数和(自身を除く): 193700960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 40829, 81658, 163316, 204145, 326632, 408290, 653264, 816580, 1633160, 1755647, 3266320, 3511294, 7022588, 8778235, 14045176, 17556470, 28090352, 35112940, 70225880, 140451760]

約数ペア:

[(1, 140451760), (2, 70225880), (4, 35112940), (5, 28090352), (8, 17556470), (10, 14045176), (16, 8778235), (20, 7022588), (40, 3511294), (43, 3266320), (80, 1755647), (86, 1633160), (172, 816580), (215, 653264), (344, 408290), (430, 326632), (688, 204145), (860, 163316), (1720, 81658), (3440, 40829)]