55698280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1229}}^1$

素因数の和:1354

約数の個数: 64

約数和(自身を含む): 138153600

約数和(自身を除く): 82455320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 103, 110, 206, 220, 412, 440, 515, 824, 1030, 1133, 1229, 2060, 2266, 2458, 4120, 4532, 4916, 5665, 6145, 9064, 9832, 11330, 12290, 13519, 22660, 24580, 27038, 45320, 49160, 54076, 67595, 108152, 126587, 135190, 253174, 270380, 506348, 540760, 632935, 1012696, 1265870, 1392457, 2531740, 2784914, 5063480, 5569828, 6962285, 11139656, 13924570, 27849140, 55698280]

約数ペア:

[(1, 55698280), (2, 27849140), (4, 13924570), (5, 11139656), (8, 6962285), (10, 5569828), (11, 5063480), (20, 2784914), (22, 2531740), (40, 1392457), (44, 1265870), (55, 1012696), (88, 632935), (103, 540760), (110, 506348), (206, 270380), (220, 253174), (412, 135190), (440, 126587), (515, 108152), (824, 67595), (1030, 54076), (1133, 49160), (1229, 45320), (2060, 27038), (2266, 24580), (2458, 22660), (4120, 13519), (4532, 12290), (4916, 11330), (5665, 9832), (6145, 9064)]