20796510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{593}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 57480192

約数和(自身を除く): 36683682

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 167, 210, 334, 501, 593, 835, 1002, 1169, 1186, 1670, 1779, 2338, 2505, 2965, 3507, 3558, 4151, 5010, 5845, 5930, 7014, 8302, 8895, 11690, 12453, 17535, 17790, 20755, 24906, 35070, 41510, 62265, 99031, 124530, 198062, 297093, 495155, 594186, 693217, 990310, 1386434, 1485465, 2079651, 2970930, 3466085, 4159302, 6932170, 10398255, 20796510]

約数ペア:

[(1, 20796510), (2, 10398255), (3, 6932170), (5, 4159302), (6, 3466085), (7, 2970930), (10, 2079651), (14, 1485465), (15, 1386434), (21, 990310), (30, 693217), (35, 594186), (42, 495155), (70, 297093), (105, 198062), (167, 124530), (210, 99031), (334, 62265), (501, 41510), (593, 35070), (835, 24906), (1002, 20755), (1169, 17790), (1186, 17535), (1670, 12453), (1779, 11690), (2338, 8895), (2505, 8302), (2965, 7014), (3507, 5930), (3558, 5845), (4151, 5010)]