31764980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122173}}^1$

素因数の和:122195

約数の個数: 24

約数和(自身を含む): 71838312

約数和(自身を除く): 40073332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 122173, 244346, 488692, 610865, 1221730, 1588249, 2443460, 3176498, 6352996, 7941245, 15882490, 31764980]

約数ペア:

[(1, 31764980), (2, 15882490), (4, 7941245), (5, 6352996), (10, 3176498), (13, 2443460), (20, 1588249), (26, 1221730), (52, 610865), (65, 488692), (130, 244346), (260, 122173)]