204491840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{91291}}^1$

素因数の和:91315

約数の個数: 56

約数和(自身を含む): 556516032

約数和(自身を除く): 352024192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 91291, 182582, 365164, 456455, 639037, 730328, 912910, 1278074, 1460656, 1825820, 2556148, 2921312, 3195185, 3651640, 5112296, 5842624, 6390370, 7303280, 10224592, 12780740, 14606560, 20449184, 25561480, 29213120, 40898368, 51122960, 102245920, 204491840]

約数ペア:

[(1, 204491840), (2, 102245920), (4, 51122960), (5, 40898368), (7, 29213120), (8, 25561480), (10, 20449184), (14, 14606560), (16, 12780740), (20, 10224592), (28, 7303280), (32, 6390370), (35, 5842624), (40, 5112296), (56, 3651640), (64, 3195185), (70, 2921312), (80, 2556148), (112, 1825820), (140, 1460656), (160, 1278074), (224, 912910), (280, 730328), (320, 639037), (448, 456455), (560, 365164), (1120, 182582), (2240, 91291)]