20729760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2273}}^1$

素因数の和:2310

約数の個数: 96

約数和(自身を含む): 68765760

約数和(自身を除く): 48036000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2273, 2280, 3040, 4546, 4560, 6819, 9092, 9120, 11365, 13638, 18184, 22730, 27276, 34095, 36368, 43187, 45460, 54552, 68190, 72736, 86374, 90920, 109104, 129561, 136380, 172748, 181840, 215935, 218208, 259122, 272760, 345496, 363680, 431870, 518244, 545520, 647805, 690992, 863740, 1036488, 1091040, 1295610, 1381984, 1727480, 2072976, 2591220, 3454960, 4145952, 5182440, 6909920, 10364880, 20729760]

約数ペア:

[(1, 20729760), (2, 10364880), (3, 6909920), (4, 5182440), (5, 4145952), (6, 3454960), (8, 2591220), (10, 2072976), (12, 1727480), (15, 1381984), (16, 1295610), (19, 1091040), (20, 1036488), (24, 863740), (30, 690992), (32, 647805), (38, 545520), (40, 518244), (48, 431870), (57, 363680), (60, 345496), (76, 272760), (80, 259122), (95, 218208), (96, 215935), (114, 181840), (120, 172748), (152, 136380), (160, 129561), (190, 109104), (228, 90920), (240, 86374), (285, 72736), (304, 68190), (380, 54552), (456, 45460), (480, 43187), (570, 36368), (608, 34095), (760, 27276), (912, 22730), (1140, 18184), (1520, 13638), (1824, 11365), (2273, 9120), (2280, 9092), (3040, 6819), (4546, 4560)]