28470360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12487}}^1$

素因数の和:12520

約数の個数: 64

約数和(自身を含む): 89913600

約数和(自身を除く): 61443240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 12487, 24974, 37461, 49948, 62435, 74922, 99896, 124870, 149844, 187305, 237253, 249740, 299688, 374610, 474506, 499480, 711759, 749220, 949012, 1186265, 1423518, 1498440, 1898024, 2372530, 2847036, 3558795, 4745060, 5694072, 7117590, 9490120, 14235180, 28470360]

約数ペア:

[(1, 28470360), (2, 14235180), (3, 9490120), (4, 7117590), (5, 5694072), (6, 4745060), (8, 3558795), (10, 2847036), (12, 2372530), (15, 1898024), (19, 1498440), (20, 1423518), (24, 1186265), (30, 949012), (38, 749220), (40, 711759), (57, 499480), (60, 474506), (76, 374610), (95, 299688), (114, 249740), (120, 237253), (152, 187305), (190, 149844), (228, 124870), (285, 99896), (380, 74922), (456, 62435), (570, 49948), (760, 37461), (1140, 24974), (2280, 12487)]