3878378210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{404419}}^1$

素因数の和:404570

約数の個数: 32

約数和(自身を含む): 8036634240

約数和(自身を除く): 4158256030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 685, 959, 1370, 1918, 4795, 9590, 404419, 808838, 2022095, 2830933, 4044190, 5661866, 14154665, 28309330, 55405403, 110810806, 277027015, 387837821, 554054030, 775675642, 1939189105, 3878378210]

約数ペア:

[(1, 3878378210), (2, 1939189105), (5, 775675642), (7, 554054030), (10, 387837821), (14, 277027015), (35, 110810806), (70, 55405403), (137, 28309330), (274, 14154665), (685, 5661866), (959, 4044190), (1370, 2830933), (1918, 2022095), (4795, 808838), (9590, 404419)]