470897980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{2693}}^1$

素因数の和:3958

約数の個数: 48

約数和(自身を含む): 1131480000

約数和(自身を除く): 660582020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1249, 2498, 2693, 4996, 5386, 6245, 8743, 10772, 12490, 13465, 17486, 18851, 24980, 26930, 34972, 37702, 43715, 53860, 75404, 87430, 94255, 174860, 188510, 377020, 3363557, 6727114, 13454228, 16817785, 23544899, 33635570, 47089798, 67271140, 94179596, 117724495, 235448990, 470897980]

約数ペア:

[(1, 470897980), (2, 235448990), (4, 117724495), (5, 94179596), (7, 67271140), (10, 47089798), (14, 33635570), (20, 23544899), (28, 16817785), (35, 13454228), (70, 6727114), (140, 3363557), (1249, 377020), (2498, 188510), (2693, 174860), (4996, 94255), (5386, 87430), (6245, 75404), (8743, 53860), (10772, 43715), (12490, 37702), (13465, 34972), (17486, 26930), (18851, 24980)]