2901680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 80

約数和(自身を含む): 7499520

約数和(自身を除く): 4597840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 83, 92, 95, 115, 152, 166, 184, 190, 230, 304, 332, 368, 380, 415, 437, 460, 664, 760, 830, 874, 920, 1328, 1520, 1577, 1660, 1748, 1840, 1909, 2185, 3154, 3320, 3496, 3818, 4370, 6308, 6640, 6992, 7636, 7885, 8740, 9545, 12616, 15272, 15770, 17480, 19090, 25232, 30544, 31540, 34960, 36271, 38180, 63080, 72542, 76360, 126160, 145084, 152720, 181355, 290168, 362710, 580336, 725420, 1450840, 2901680]

約数ペア:

[(1, 2901680), (2, 1450840), (4, 725420), (5, 580336), (8, 362710), (10, 290168), (16, 181355), (19, 152720), (20, 145084), (23, 126160), (38, 76360), (40, 72542), (46, 63080), (76, 38180), (80, 36271), (83, 34960), (92, 31540), (95, 30544), (115, 25232), (152, 19090), (166, 17480), (184, 15770), (190, 15272), (230, 12616), (304, 9545), (332, 8740), (368, 7885), (380, 7636), (415, 6992), (437, 6640), (460, 6308), (664, 4370), (760, 3818), (830, 3496), (874, 3320), (920, 3154), (1328, 2185), (1520, 1909), (1577, 1840), (1660, 1748)]