8663620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3257}}^1$

素因数の和:3292

約数の個数: 48

約数和(自身を含む): 21893760

約数和(自身を除く): 13230140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 3257, 6514, 13028, 16285, 22799, 32570, 45598, 61883, 65140, 91196, 113995, 123766, 227990, 247532, 309415, 433181, 455980, 618830, 866362, 1237660, 1732724, 2165905, 4331810, 8663620]

約数ペア:

[(1, 8663620), (2, 4331810), (4, 2165905), (5, 1732724), (7, 1237660), (10, 866362), (14, 618830), (19, 455980), (20, 433181), (28, 309415), (35, 247532), (38, 227990), (70, 123766), (76, 113995), (95, 91196), (133, 65140), (140, 61883), (190, 45598), (266, 32570), (380, 22799), (532, 16285), (665, 13028), (1330, 6514), (2660, 3257)]