47819720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{91961}}^1$

素因数の和:91985

約数の個数: 32

約数和(自身を含む): 115872120

約数和(自身を除く): 68052400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 91961, 183922, 367844, 459805, 735688, 919610, 1195493, 1839220, 2390986, 3678440, 4781972, 5977465, 9563944, 11954930, 23909860, 47819720]

約数ペア:

[(1, 47819720), (2, 23909860), (4, 11954930), (5, 9563944), (8, 5977465), (10, 4781972), (13, 3678440), (20, 2390986), (26, 1839220), (40, 1195493), (52, 919610), (65, 735688), (104, 459805), (130, 367844), (260, 183922), (520, 91961)]