2015215888

素因数分解:

$2^4\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{9001}}^1$

素因数の和:11015

約数の個数: 40

約数和(自身を含む): 4464992000

約数和(自身を除く): 2449776112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1999, 3998, 7996, 9001, 13993, 15992, 18002, 27986, 31984, 36004, 55972, 63007, 72008, 111944, 126014, 144016, 223888, 252028, 504056, 1008112, 17992999, 35985998, 71971996, 125950993, 143943992, 251901986, 287887984, 503803972, 1007607944, 2015215888]

約数ペア:

[(1, 2015215888), (2, 1007607944), (4, 503803972), (7, 287887984), (8, 251901986), (14, 143943992), (16, 125950993), (28, 71971996), (56, 35985998), (112, 17992999), (1999, 1008112), (3998, 504056), (7996, 252028), (9001, 223888), (13993, 144016), (15992, 126014), (18002, 111944), (27986, 72008), (31984, 63007), (36004, 55972)]