40195020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2803}}^1$

素因数の和:3054

約数の個数: 48

約数和(自身を含む): 113057280

約数和(自身を除く): 72862260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 239, 478, 717, 956, 1195, 1434, 2390, 2803, 2868, 3585, 4780, 5606, 7170, 8409, 11212, 14015, 14340, 16818, 28030, 33636, 42045, 56060, 84090, 168180, 669917, 1339834, 2009751, 2679668, 3349585, 4019502, 6699170, 8039004, 10048755, 13398340, 20097510, 40195020]

約数ペア:

[(1, 40195020), (2, 20097510), (3, 13398340), (4, 10048755), (5, 8039004), (6, 6699170), (10, 4019502), (12, 3349585), (15, 2679668), (20, 2009751), (30, 1339834), (60, 669917), (239, 168180), (478, 84090), (717, 56060), (956, 42045), (1195, 33636), (1434, 28030), (2390, 16818), (2803, 14340), (2868, 14015), (3585, 11212), (4780, 8409), (5606, 7170)]