20414640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85061}}^1$

素因数の和:85077

約数の個数: 40

約数和(自身を含む): 63286128

約数和(自身を除く): 42871488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85061, 170122, 255183, 340244, 425305, 510366, 680488, 850610, 1020732, 1275915, 1360976, 1701220, 2041464, 2551830, 3402440, 4082928, 5103660, 6804880, 10207320, 20414640]

約数ペア:

[(1, 20414640), (2, 10207320), (3, 6804880), (4, 5103660), (5, 4082928), (6, 3402440), (8, 2551830), (10, 2041464), (12, 1701220), (15, 1360976), (16, 1275915), (20, 1020732), (24, 850610), (30, 680488), (40, 510366), (48, 425305), (60, 340244), (80, 255183), (120, 170122), (240, 85061)]