2405480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1$

素因数の和:111

約数の個数: 96

約数和(自身を含む): 6894720

約数和(自身を除く): 4489240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 121, 140, 142, 154, 220, 242, 280, 284, 308, 355, 385, 440, 484, 497, 568, 605, 616, 710, 770, 781, 847, 968, 994, 1210, 1420, 1540, 1562, 1694, 1988, 2420, 2485, 2840, 3080, 3124, 3388, 3905, 3976, 4235, 4840, 4970, 5467, 6248, 6776, 7810, 8470, 8591, 9940, 10934, 15620, 16940, 17182, 19880, 21868, 27335, 31240, 33880, 34364, 42955, 43736, 54670, 60137, 68728, 85910, 109340, 120274, 171820, 218680, 240548, 300685, 343640, 481096, 601370, 1202740, 2405480]

約数ペア:

[(1, 2405480), (2, 1202740), (4, 601370), (5, 481096), (7, 343640), (8, 300685), (10, 240548), (11, 218680), (14, 171820), (20, 120274), (22, 109340), (28, 85910), (35, 68728), (40, 60137), (44, 54670), (55, 43736), (56, 42955), (70, 34364), (71, 33880), (77, 31240), (88, 27335), (110, 21868), (121, 19880), (140, 17182), (142, 16940), (154, 15620), (220, 10934), (242, 9940), (280, 8591), (284, 8470), (308, 7810), (355, 6776), (385, 6248), (440, 5467), (484, 4970), (497, 4840), (568, 4235), (605, 3976), (616, 3905), (710, 3388), (770, 3124), (781, 3080), (847, 2840), (968, 2485), (994, 2420), (1210, 1988), (1420, 1694), (1540, 1562)]