442788890020

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{11503}}^1\times {\mathrm{8053}}^1$

素因数の和:19804

約数の個数: 48

約数和(自身を含む): 933944417280

約数和(自身を除く): 491155527260

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 8053, 11503, 16106, 23006, 32212, 40265, 46012, 57515, 80530, 115030, 161060, 230060, 1924667, 2749217, 3849334, 5498434, 7698668, 9623335, 10996868, 13746085, 19246670, 27492170, 38493340, 54984340, 92633659, 185267318, 370534636, 463168295, 926336590, 1852673180, 22139444501, 44278889002, 88557778004, 110697222505, 221394445010, 442788890020]

約数ペア:

[(1, 442788890020), (2, 221394445010), (4, 110697222505), (5, 88557778004), (10, 44278889002), (20, 22139444501), (239, 1852673180), (478, 926336590), (956, 463168295), (1195, 370534636), (2390, 185267318), (4780, 92633659), (8053, 54984340), (11503, 38493340), (16106, 27492170), (23006, 19246670), (32212, 13746085), (40265, 10996868), (46012, 9623335), (57515, 7698668), (80530, 5498434), (115030, 3849334), (161060, 2749217), (230060, 1924667)]