2172882010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{461}}^1\times {\mathrm{2789}}^1$

素因数の和:3283

約数の個数: 48

約数和(自身を含む): 4245900120

約数和(自身を除く): 2073018110

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 461, 845, 922, 1690, 2305, 2789, 4610, 5578, 5993, 11986, 13945, 27890, 29965, 36257, 59930, 72514, 77909, 155818, 181285, 362570, 389545, 471341, 779090, 942682, 1285729, 2356705, 2571458, 4713410, 6428645, 12857290, 16714477, 33428954, 83572385, 167144770, 217288201, 434576402, 1086441005, 2172882010]

約数ペア:

[(1, 2172882010), (2, 1086441005), (5, 434576402), (10, 217288201), (13, 167144770), (26, 83572385), (65, 33428954), (130, 16714477), (169, 12857290), (338, 6428645), (461, 4713410), (845, 2571458), (922, 2356705), (1690, 1285729), (2305, 942682), (2789, 779090), (4610, 471341), (5578, 389545), (5993, 362570), (11986, 181285), (13945, 155818), (27890, 77909), (29965, 72514), (36257, 59930)]