20339760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12107}}^1$

素因数の和:12130

約数の個数: 80

約数和(自身を含む): 72066816

約数和(自身を除く): 51727056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12107, 24214, 36321, 48428, 60535, 72642, 84749, 96856, 121070, 145284, 169498, 181605, 193712, 242140, 254247, 290568, 338996, 363210, 423745, 484280, 508494, 581136, 677992, 726420, 847490, 968560, 1016988, 1271235, 1355984, 1452840, 1694980, 2033976, 2542470, 2905680, 3389960, 4067952, 5084940, 6779920, 10169880, 20339760]

約数ペア:

[(1, 20339760), (2, 10169880), (3, 6779920), (4, 5084940), (5, 4067952), (6, 3389960), (7, 2905680), (8, 2542470), (10, 2033976), (12, 1694980), (14, 1452840), (15, 1355984), (16, 1271235), (20, 1016988), (21, 968560), (24, 847490), (28, 726420), (30, 677992), (35, 581136), (40, 508494), (42, 484280), (48, 423745), (56, 363210), (60, 338996), (70, 290568), (80, 254247), (84, 242140), (105, 193712), (112, 181605), (120, 169498), (140, 145284), (168, 121070), (210, 96856), (240, 84749), (280, 72642), (336, 60535), (420, 48428), (560, 36321), (840, 24214), (1680, 12107)]