3780040

素因数分解:

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

素因数の和:115

約数の個数: 64

約数和(自身を含む): 9486720

約数和(自身を除く): 5706680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 121, 142, 220, 242, 284, 355, 440, 484, 568, 605, 710, 781, 968, 1210, 1331, 1420, 1562, 2420, 2662, 2840, 3124, 3905, 4840, 5324, 6248, 6655, 7810, 8591, 10648, 13310, 15620, 17182, 26620, 31240, 34364, 42955, 53240, 68728, 85910, 94501, 171820, 189002, 343640, 378004, 472505, 756008, 945010, 1890020, 3780040]

約数ペア:

[(1, 3780040), (2, 1890020), (4, 945010), (5, 756008), (8, 472505), (10, 378004), (11, 343640), (20, 189002), (22, 171820), (40, 94501), (44, 85910), (55, 68728), (71, 53240), (88, 42955), (110, 34364), (121, 31240), (142, 26620), (220, 17182), (242, 15620), (284, 13310), (355, 10648), (440, 8591), (484, 7810), (568, 6655), (605, 6248), (710, 5324), (781, 4840), (968, 3905), (1210, 3124), (1331, 2840), (1420, 2662), (1562, 2420)]