2619616720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{18637}}^1$

素因数の和:18908

約数の個数: 80

約数和(自身を含む): 6988802688

約数和(自身を除く): 4369185968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 251, 280, 502, 560, 1004, 1255, 1757, 2008, 2510, 3514, 4016, 5020, 7028, 8785, 10040, 14056, 17570, 18637, 20080, 28112, 35140, 37274, 70280, 74548, 93185, 130459, 140560, 149096, 186370, 260918, 298192, 372740, 521836, 652295, 745480, 1043672, 1304590, 1490960, 2087344, 2609180, 4677887, 5218360, 9355774, 10436720, 18711548, 23389435, 32745209, 37423096, 46778870, 65490418, 74846192, 93557740, 130980836, 163726045, 187115480, 261961672, 327452090, 374230960, 523923344, 654904180, 1309808360, 2619616720]

約数ペア:

[(1, 2619616720), (2, 1309808360), (4, 654904180), (5, 523923344), (7, 374230960), (8, 327452090), (10, 261961672), (14, 187115480), (16, 163726045), (20, 130980836), (28, 93557740), (35, 74846192), (40, 65490418), (56, 46778870), (70, 37423096), (80, 32745209), (112, 23389435), (140, 18711548), (251, 10436720), (280, 9355774), (502, 5218360), (560, 4677887), (1004, 2609180), (1255, 2087344), (1757, 1490960), (2008, 1304590), (2510, 1043672), (3514, 745480), (4016, 652295), (5020, 521836), (7028, 372740), (8785, 298192), (10040, 260918), (14056, 186370), (17570, 149096), (18637, 140560), (20080, 130459), (28112, 93185), (35140, 74548), (37274, 70280)]