1207403920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{3911}}^1$

素因数の和:4168

約数の個数: 80

約数和(自身を含む): 2986201728

約数和(自身を除く): 1778797808

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 227, 272, 340, 454, 680, 908, 1135, 1360, 1816, 2270, 3632, 3859, 3911, 4540, 7718, 7822, 9080, 15436, 15644, 18160, 19295, 19555, 30872, 31288, 38590, 39110, 61744, 62576, 66487, 77180, 78220, 132974, 154360, 156440, 265948, 308720, 312880, 332435, 531896, 664870, 887797, 1063792, 1329740, 1775594, 2659480, 3551188, 4438985, 5318960, 7102376, 8877970, 14204752, 15092549, 17755940, 30185098, 35511880, 60370196, 71023760, 75462745, 120740392, 150925490, 241480784, 301850980, 603701960, 1207403920]

約数ペア:

[(1, 1207403920), (2, 603701960), (4, 301850980), (5, 241480784), (8, 150925490), (10, 120740392), (16, 75462745), (17, 71023760), (20, 60370196), (34, 35511880), (40, 30185098), (68, 17755940), (80, 15092549), (85, 14204752), (136, 8877970), (170, 7102376), (227, 5318960), (272, 4438985), (340, 3551188), (454, 2659480), (680, 1775594), (908, 1329740), (1135, 1063792), (1360, 887797), (1816, 664870), (2270, 531896), (3632, 332435), (3859, 312880), (3911, 308720), (4540, 265948), (7718, 156440), (7822, 154360), (9080, 132974), (15436, 78220), (15644, 77180), (18160, 66487), (19295, 62576), (19555, 61744), (30872, 39110), (31288, 38590)]