2758340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^2$

素因数の和:228

約数の個数: 36

約数和(自身を含む): 6299244

約数和(自身を除く): 3540904

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2678, 5356, 6695, 10609, 13390, 21218, 26780, 42436, 53045, 106090, 137917, 212180, 275834, 551668, 689585, 1379170, 2758340]

約数ペア:

[(1, 2758340), (2, 1379170), (4, 689585), (5, 551668), (10, 275834), (13, 212180), (20, 137917), (26, 106090), (52, 53045), (65, 42436), (103, 26780), (130, 21218), (206, 13390), (260, 10609), (412, 6695), (515, 5356), (1030, 2678), (1339, 2060)]