16643620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6257}}^1$

素因数の和:6292

約数の個数: 48

約数和(自身を含む): 42053760

約数和(自身を除く): 25410140

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, 6257, 12514, 25028, 31285, 43799, 62570, 87598, 118883, 125140, 175196, 218995, 237766, 437990, 475532, 594415, 832181, 875980, 1188830, 1664362, 2377660, 3328724, 4160905, 8321810, 16643620]

約数ペア:

[(1, 16643620), (2, 8321810), (4, 4160905), (5, 3328724), (7, 2377660), (10, 1664362), (14, 1188830), (19, 875980), (20, 832181), (28, 594415), (35, 475532), (38, 437990), (70, 237766), (76, 218995), (95, 175196), (133, 125140), (140, 118883), (190, 87598), (266, 62570), (380, 43799), (532, 31285), (665, 25028), (1330, 12514), (2660, 6257)]