140841820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{13781}}^1$

素因数の和:13870

約数の個数: 48

約数和(自身を含む): 342675648

約数和(自身を除く): 201833828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 13781, 27562, 55124, 68905, 96467, 137810, 192934, 275620, 385868, 482335, 964670, 1006013, 1929340, 2012026, 4024052, 5030065, 7042091, 10060130, 14084182, 20120260, 28168364, 35210455, 70420910, 140841820]

約数ペア:

[(1, 140841820), (2, 70420910), (4, 35210455), (5, 28168364), (7, 20120260), (10, 14084182), (14, 10060130), (20, 7042091), (28, 5030065), (35, 4024052), (70, 2012026), (73, 1929340), (140, 1006013), (146, 964670), (292, 482335), (365, 385868), (511, 275620), (730, 192934), (1022, 137810), (1460, 96467), (2044, 68905), (2555, 55124), (5110, 27562), (10220, 13781)]