420177590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{733}}^1$

素因数の和:1197

約数の個数: 64

約数和(自身を含む): 913213440

約数和(自身を除く): 493035850

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 431, 665, 733, 862, 1330, 1466, 2155, 3017, 3665, 4310, 5131, 6034, 7330, 8189, 10262, 13927, 15085, 16378, 25655, 27854, 30170, 40945, 51310, 57323, 69635, 81890, 97489, 114646, 139270, 194978, 286615, 315923, 487445, 573230, 631846, 974890, 1579615, 2211461, 3159230, 4422922, 6002537, 11057305, 12005074, 22114610, 30012685, 42017759, 60025370, 84035518, 210088795, 420177590]

約数ペア:

[(1, 420177590), (2, 210088795), (5, 84035518), (7, 60025370), (10, 42017759), (14, 30012685), (19, 22114610), (35, 12005074), (38, 11057305), (70, 6002537), (95, 4422922), (133, 3159230), (190, 2211461), (266, 1579615), (431, 974890), (665, 631846), (733, 573230), (862, 487445), (1330, 315923), (1466, 286615), (2155, 194978), (3017, 139270), (3665, 114646), (4310, 97489), (5131, 81890), (6034, 69635), (7330, 57323), (8189, 51310), (10262, 40945), (13927, 30170), (15085, 27854), (16378, 25655)]