1349205040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{937}}^1$

素因数の和:1430

約数の個数: 80

約数和(自身を含む): 3224168640

約数和(自身を除く): 1874963600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 439, 656, 820, 878, 937, 1640, 1756, 1874, 2195, 3280, 3512, 3748, 4390, 4685, 7024, 7496, 8780, 9370, 14992, 17560, 17999, 18740, 35120, 35998, 37480, 38417, 71996, 74960, 76834, 89995, 143992, 153668, 179990, 192085, 287984, 307336, 359980, 384170, 411343, 614672, 719960, 768340, 822686, 1439920, 1536680, 1645372, 2056715, 3073360, 3290744, 4113430, 6581488, 8226860, 16453720, 16865063, 32907440, 33730126, 67460252, 84325315, 134920504, 168650630, 269841008, 337301260, 674602520, 1349205040]

約数ペア:

[(1, 1349205040), (2, 674602520), (4, 337301260), (5, 269841008), (8, 168650630), (10, 134920504), (16, 84325315), (20, 67460252), (40, 33730126), (41, 32907440), (80, 16865063), (82, 16453720), (164, 8226860), (205, 6581488), (328, 4113430), (410, 3290744), (439, 3073360), (656, 2056715), (820, 1645372), (878, 1536680), (937, 1439920), (1640, 822686), (1756, 768340), (1874, 719960), (2195, 614672), (3280, 411343), (3512, 384170), (3748, 359980), (4390, 307336), (4685, 287984), (7024, 192085), (7496, 179990), (8780, 153668), (9370, 143992), (14992, 89995), (17560, 76834), (17999, 74960), (18740, 71996), (35120, 38417), (35998, 37480)]