19484880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4273}}^1$

素因数の和:4308

約数の個数: 80

約数和(自身を含む): 63597120

約数和(自身を除く): 44112240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4273, 4560, 8546, 12819, 17092, 21365, 25638, 34184, 42730, 51276, 64095, 68368, 81187, 85460, 102552, 128190, 162374, 170920, 205104, 243561, 256380, 324748, 341840, 405935, 487122, 512760, 649496, 811870, 974244, 1025520, 1217805, 1298992, 1623740, 1948488, 2435610, 3247480, 3896976, 4871220, 6494960, 9742440, 19484880]

約数ペア:

[(1, 19484880), (2, 9742440), (3, 6494960), (4, 4871220), (5, 3896976), (6, 3247480), (8, 2435610), (10, 1948488), (12, 1623740), (15, 1298992), (16, 1217805), (19, 1025520), (20, 974244), (24, 811870), (30, 649496), (38, 512760), (40, 487122), (48, 405935), (57, 341840), (60, 324748), (76, 256380), (80, 243561), (95, 205104), (114, 170920), (120, 162374), (152, 128190), (190, 102552), (228, 85460), (240, 81187), (285, 68368), (304, 64095), (380, 51276), (456, 42730), (570, 34184), (760, 25638), (912, 21365), (1140, 17092), (1520, 12819), (2280, 8546), (4273, 4560)]