20754510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4297}}^1$

素因数の和:4337

約数の個数: 64

約数和(自身を含む): 59415552

約数和(自身を除く): 38661042

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4297, 4830, 8594, 12891, 21485, 25782, 30079, 42970, 60158, 64455, 90237, 98831, 128910, 150395, 180474, 197662, 296493, 300790, 451185, 494155, 592986, 691817, 902370, 988310, 1383634, 1482465, 2075451, 2964930, 3459085, 4150902, 6918170, 10377255, 20754510]

約数ペア:

[(1, 20754510), (2, 10377255), (3, 6918170), (5, 4150902), (6, 3459085), (7, 2964930), (10, 2075451), (14, 1482465), (15, 1383634), (21, 988310), (23, 902370), (30, 691817), (35, 592986), (42, 494155), (46, 451185), (69, 300790), (70, 296493), (105, 197662), (115, 180474), (138, 150395), (161, 128910), (210, 98831), (230, 90237), (322, 64455), (345, 60158), (483, 42970), (690, 30079), (805, 25782), (966, 21485), (1610, 12891), (2415, 8594), (4297, 4830)]