38429720

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{2801}}^1$

素因数の和:2833

約数の個数: 64

約数和(自身を含む): 100872000

約数和(自身を除く): 62442280

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, 1960, 2744, 2801, 3430, 5602, 6860, 11204, 13720, 14005, 19607, 22408, 28010, 39214, 56020, 78428, 98035, 112040, 137249, 156856, 196070, 274498, 392140, 548996, 686245, 784280, 960743, 1097992, 1372490, 1921486, 2744980, 3842972, 4803715, 5489960, 7685944, 9607430, 19214860, 38429720]

約数ペア:

[(1, 38429720), (2, 19214860), (4, 9607430), (5, 7685944), (7, 5489960), (8, 4803715), (10, 3842972), (14, 2744980), (20, 1921486), (28, 1372490), (35, 1097992), (40, 960743), (49, 784280), (56, 686245), (70, 548996), (98, 392140), (140, 274498), (196, 196070), (245, 156856), (280, 137249), (343, 112040), (392, 98035), (490, 78428), (686, 56020), (980, 39214), (1372, 28010), (1715, 22408), (1960, 19607), (2744, 14005), (2801, 13720), (3430, 11204), (5602, 6860)]