20349210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 57784320

約数和(自身を除く): 37435110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 109, 127, 147, 210, 218, 245, 254, 294, 327, 381, 490, 545, 635, 654, 735, 762, 763, 889, 1090, 1270, 1470, 1526, 1635, 1778, 1905, 2289, 2667, 3270, 3810, 3815, 4445, 4578, 5334, 5341, 6223, 7630, 8890, 10682, 11445, 12446, 13335, 13843, 16023, 18669, 22890, 26670, 26705, 27686, 31115, 32046, 37338, 41529, 53410, 62230, 69215, 80115, 83058, 93345, 96901, 138430, 160230, 186690, 193802, 207645, 290703, 415290, 484505, 581406, 678307, 969010, 1356614, 1453515, 2034921, 2907030, 3391535, 4069842, 6783070, 10174605, 20349210]

約数ペア:

[(1, 20349210), (2, 10174605), (3, 6783070), (5, 4069842), (6, 3391535), (7, 2907030), (10, 2034921), (14, 1453515), (15, 1356614), (21, 969010), (30, 678307), (35, 581406), (42, 484505), (49, 415290), (70, 290703), (98, 207645), (105, 193802), (109, 186690), (127, 160230), (147, 138430), (210, 96901), (218, 93345), (245, 83058), (254, 80115), (294, 69215), (327, 62230), (381, 53410), (490, 41529), (545, 37338), (635, 32046), (654, 31115), (735, 27686), (762, 26705), (763, 26670), (889, 22890), (1090, 18669), (1270, 16023), (1470, 13843), (1526, 13335), (1635, 12446), (1778, 11445), (1905, 10682), (2289, 8890), (2667, 7630), (3270, 6223), (3810, 5341), (3815, 5334), (4445, 4578)]