1308775540

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{788419}}^1$

素因数の和:788511

約数の個数: 24

約数和(自身を含む): 2781545760

約数和(自身を除く): 1472770220

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 788419, 1576838, 3153676, 3942095, 7884190, 15768380, 65438777, 130877554, 261755108, 327193885, 654387770, 1308775540]

約数ペア:

[(1, 1308775540), (2, 654387770), (4, 327193885), (5, 261755108), (10, 130877554), (20, 65438777), (83, 15768380), (166, 7884190), (332, 3942095), (415, 3153676), (830, 1576838), (1660, 788419)]