2061036280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{11897}}^1$

素因数の和:12040

約数の個数: 64

約数和(自身を含む): 4780140480

約数和(自身を除く): 2719104200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 71, 122, 142, 244, 284, 305, 355, 488, 568, 610, 710, 1220, 1420, 2440, 2840, 4331, 8662, 11897, 17324, 21655, 23794, 34648, 43310, 47588, 59485, 86620, 95176, 118970, 173240, 237940, 475880, 725717, 844687, 1451434, 1689374, 2902868, 3378748, 3628585, 4223435, 5805736, 6757496, 7257170, 8446870, 14514340, 16893740, 29028680, 33787480, 51525907, 103051814, 206103628, 257629535, 412207256, 515259070, 1030518140, 2061036280]

約数ペア:

[(1, 2061036280), (2, 1030518140), (4, 515259070), (5, 412207256), (8, 257629535), (10, 206103628), (20, 103051814), (40, 51525907), (61, 33787480), (71, 29028680), (122, 16893740), (142, 14514340), (244, 8446870), (284, 7257170), (305, 6757496), (355, 5805736), (488, 4223435), (568, 3628585), (610, 3378748), (710, 2902868), (1220, 1689374), (1420, 1451434), (2440, 844687), (2840, 725717), (4331, 475880), (8662, 237940), (11897, 173240), (17324, 118970), (21655, 95176), (23794, 86620), (34648, 59485), (43310, 47588)]