5244980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20173}}^1$

素因数の和:20195

約数の個数: 24

約数和(自身を含む): 11862312

約数和(自身を除く): 6617332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 20173, 40346, 80692, 100865, 201730, 262249, 403460, 524498, 1048996, 1311245, 2622490, 5244980]

約数ペア:

[(1, 5244980), (2, 2622490), (4, 1311245), (5, 1048996), (10, 524498), (13, 403460), (20, 262249), (26, 201730), (52, 100865), (65, 80692), (130, 40346), (260, 20173)]