29996890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 68014080

約数和(自身を除く): 38017190

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 163, 239, 326, 385, 478, 770, 815, 1141, 1195, 1630, 1673, 1793, 2282, 2390, 2629, 3346, 3586, 5258, 5705, 8365, 8965, 11410, 12551, 13145, 16730, 17930, 18403, 25102, 26290, 36806, 38957, 62755, 77914, 92015, 125510, 184030, 194785, 272699, 389570, 428527, 545398, 857054, 1363495, 2142635, 2726990, 2999689, 4285270, 5999378, 14998445, 29996890]

約数ペア:

[(1, 29996890), (2, 14998445), (5, 5999378), (7, 4285270), (10, 2999689), (11, 2726990), (14, 2142635), (22, 1363495), (35, 857054), (55, 545398), (70, 428527), (77, 389570), (110, 272699), (154, 194785), (163, 184030), (239, 125510), (326, 92015), (385, 77914), (478, 62755), (770, 38957), (815, 36806), (1141, 26290), (1195, 25102), (1630, 18403), (1673, 17930), (1793, 16730), (2282, 13145), (2390, 12551), (2629, 11410), (3346, 8965), (3586, 8365), (5258, 5705)]