20144550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5839}}^1$

素因数の和:5877

約数の個数: 48

約数和(自身を含む): 52139520

約数和(自身を除く): 31994970

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5839, 11678, 17517, 29195, 35034, 58390, 87585, 134297, 145975, 175170, 268594, 291950, 402891, 437925, 671485, 805782, 875850, 1342970, 2014455, 3357425, 4028910, 6714850, 10072275, 20144550]

約数ペア:

[(1, 20144550), (2, 10072275), (3, 6714850), (5, 4028910), (6, 3357425), (10, 2014455), (15, 1342970), (23, 875850), (25, 805782), (30, 671485), (46, 437925), (50, 402891), (69, 291950), (75, 268594), (115, 175170), (138, 145975), (150, 134297), (230, 87585), (345, 58390), (575, 35034), (690, 29195), (1150, 17517), (1725, 11678), (3450, 5839)]