2720040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1193}}^1$

素因数の和:1226

約数の個数: 64

約数和(自身を含む): 8596800

約数和(自身を除く): 5876760

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, 1193, 2280, 2386, 3579, 4772, 5965, 7158, 9544, 11930, 14316, 17895, 22667, 23860, 28632, 35790, 45334, 47720, 68001, 71580, 90668, 113335, 136002, 143160, 181336, 226670, 272004, 340005, 453340, 544008, 680010, 906680, 1360020, 2720040]

約数ペア:

[(1, 2720040), (2, 1360020), (3, 906680), (4, 680010), (5, 544008), (6, 453340), (8, 340005), (10, 272004), (12, 226670), (15, 181336), (19, 143160), (20, 136002), (24, 113335), (30, 90668), (38, 71580), (40, 68001), (57, 47720), (60, 45334), (76, 35790), (95, 28632), (114, 23860), (120, 22667), (152, 17895), (190, 14316), (228, 11930), (285, 9544), (380, 7158), (456, 5965), (570, 4772), (760, 3579), (1140, 2386), (1193, 2280)]