26767720

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{1951}}^1$

素因数の和:1983

約数の個数: 64

約数和(自身を含む): 70272000

約数和(自身を除く): 43504280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1951, 1960, 2744, 3430, 3902, 6860, 7804, 9755, 13657, 13720, 15608, 19510, 27314, 39020, 54628, 68285, 78040, 95599, 109256, 136570, 191198, 273140, 382396, 477995, 546280, 669193, 764792, 955990, 1338386, 1911980, 2676772, 3345965, 3823960, 5353544, 6691930, 13383860, 26767720]

約数ペア:

[(1, 26767720), (2, 13383860), (4, 6691930), (5, 5353544), (7, 3823960), (8, 3345965), (10, 2676772), (14, 1911980), (20, 1338386), (28, 955990), (35, 764792), (40, 669193), (49, 546280), (56, 477995), (70, 382396), (98, 273140), (140, 191198), (196, 136570), (245, 109256), (280, 95599), (343, 78040), (392, 68285), (490, 54628), (686, 39020), (980, 27314), (1372, 19510), (1715, 15608), (1951, 13720), (1960, 13657), (2744, 9755), (3430, 7804), (3902, 6860)]