1450840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 3628800

約数和(自身を除く): 2177960

約数列:

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

約数ペア:

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