831194780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3196903}}^1$

素因数の和:3196925

約数の個数: 24

約数和(自身を含む): 1879779552

約数和(自身を除く): 1048584772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3196903, 6393806, 12787612, 15984515, 31969030, 41559739, 63938060, 83119478, 166238956, 207798695, 415597390, 831194780]

約数ペア:

[(1, 831194780), (2, 415597390), (4, 207798695), (5, 166238956), (10, 83119478), (13, 63938060), (20, 41559739), (26, 31969030), (52, 15984515), (65, 12787612), (130, 6393806), (260, 3196903)]