561617968

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{2161}}^1$

素因数の和:2645

約数の個数: 40

約数和(自身を含む): 1120607840

約数和(自身を除く): 558989872

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 439, 592, 878, 1756, 2161, 3512, 4322, 7024, 8644, 16243, 17288, 32486, 34576, 64972, 79957, 129944, 159914, 259888, 319828, 639656, 948679, 1279312, 1897358, 3794716, 7589432, 15178864, 35101123, 70202246, 140404492, 280808984, 561617968]

約数ペア:

[(1, 561617968), (2, 280808984), (4, 140404492), (8, 70202246), (16, 35101123), (37, 15178864), (74, 7589432), (148, 3794716), (296, 1897358), (439, 1279312), (592, 948679), (878, 639656), (1756, 319828), (2161, 259888), (3512, 159914), (4322, 129944), (7024, 79957), (8644, 64972), (16243, 34576), (17288, 32486)]