53487940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6571}}^1$

素因数の和:6628

約数の個数: 48

約数和(自身を含む): 125866944

約数和(自身を除く): 72379004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 6571, 8140, 13142, 26284, 32855, 65710, 72281, 131420, 144562, 243127, 289124, 361405, 486254, 722810, 972508, 1215635, 1445620, 2431270, 2674397, 4862540, 5348794, 10697588, 13371985, 26743970, 53487940]

約数ペア:

[(1, 53487940), (2, 26743970), (4, 13371985), (5, 10697588), (10, 5348794), (11, 4862540), (20, 2674397), (22, 2431270), (37, 1445620), (44, 1215635), (55, 972508), (74, 722810), (110, 486254), (148, 361405), (185, 289124), (220, 243127), (370, 144562), (407, 131420), (740, 72281), (814, 65710), (1628, 32855), (2035, 26284), (4070, 13142), (6571, 8140)]