17938740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 54552960

約数和(自身を除く): 36614220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 43, 51, 60, 68, 85, 86, 102, 129, 170, 172, 204, 215, 255, 258, 340, 409, 430, 510, 516, 645, 731, 818, 860, 1020, 1227, 1290, 1462, 1636, 2045, 2193, 2454, 2580, 2924, 3655, 4090, 4386, 4908, 6135, 6953, 7310, 8180, 8772, 10965, 12270, 13906, 14620, 17587, 20859, 21930, 24540, 27812, 34765, 35174, 41718, 43860, 52761, 69530, 70348, 83436, 87935, 104295, 105522, 139060, 175870, 208590, 211044, 263805, 298979, 351740, 417180, 527610, 597958, 896937, 1055220, 1195916, 1494895, 1793874, 2989790, 3587748, 4484685, 5979580, 8969370, 17938740]

約数ペア:

[(1, 17938740), (2, 8969370), (3, 5979580), (4, 4484685), (5, 3587748), (6, 2989790), (10, 1793874), (12, 1494895), (15, 1195916), (17, 1055220), (20, 896937), (30, 597958), (34, 527610), (43, 417180), (51, 351740), (60, 298979), (68, 263805), (85, 211044), (86, 208590), (102, 175870), (129, 139060), (170, 105522), (172, 104295), (204, 87935), (215, 83436), (255, 70348), (258, 69530), (340, 52761), (409, 43860), (430, 41718), (510, 35174), (516, 34765), (645, 27812), (731, 24540), (818, 21930), (860, 20859), (1020, 17587), (1227, 14620), (1290, 13906), (1462, 12270), (1636, 10965), (2045, 8772), (2193, 8180), (2454, 7310), (2580, 6953), (2924, 6135), (3655, 4908), (4090, 4386)]