242847020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{5399}}^1$

素因数の和:5594

約数の個数: 48

約数和(自身を含む): 552484800

約数和(自身を除く): 309637780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 692, 865, 1730, 2249, 3460, 4498, 5399, 8996, 10798, 11245, 21596, 22490, 26995, 44980, 53990, 70187, 107980, 140374, 280748, 350935, 701870, 934027, 1403740, 1868054, 3736108, 4670135, 9340270, 12142351, 18680540, 24284702, 48569404, 60711755, 121423510, 242847020]

約数ペア:

[(1, 242847020), (2, 121423510), (4, 60711755), (5, 48569404), (10, 24284702), (13, 18680540), (20, 12142351), (26, 9340270), (52, 4670135), (65, 3736108), (130, 1868054), (173, 1403740), (260, 934027), (346, 701870), (692, 350935), (865, 280748), (1730, 140374), (2249, 107980), (3460, 70187), (4498, 53990), (5399, 44980), (8996, 26995), (10798, 22490), (11245, 21596)]