7519720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14461}}^1$

素因数の和:14485

約数の個数: 32

約数和(自身を含む): 18222120

約数和(自身を除く): 10702400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 14461, 28922, 57844, 72305, 115688, 144610, 187993, 289220, 375986, 578440, 751972, 939965, 1503944, 1879930, 3759860, 7519720]

約数ペア:

[(1, 7519720), (2, 3759860), (4, 1879930), (5, 1503944), (8, 939965), (10, 751972), (13, 578440), (20, 375986), (26, 289220), (40, 187993), (52, 144610), (65, 115688), (104, 72305), (130, 57844), (260, 28922), (520, 14461)]