31512070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7211}}^1$

素因数の和:7260

約数の個数: 32

約数和(自身を含む): 62311680

約数和(自身を除く): 30799610

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 7211, 14422, 36055, 72110, 137009, 165853, 274018, 331706, 685045, 829265, 1370090, 1658530, 3151207, 6302414, 15756035, 31512070]

約数ペア:

[(1, 31512070), (2, 15756035), (5, 6302414), (10, 3151207), (19, 1658530), (23, 1370090), (38, 829265), (46, 685045), (95, 331706), (115, 274018), (190, 165853), (230, 137009), (437, 72110), (874, 36055), (2185, 14422), (4370, 7211)]