31332560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{7993}}^1$

素因数の和:8020

約数の個数: 60

約数和(自身を含む): 84752388

約数和(自身を除く): 53419828

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 7993, 15986, 31972, 39965, 55951, 63944, 79930, 111902, 127888, 159860, 223804, 279755, 319720, 391657, 447608, 559510, 639440, 783314, 895216, 1119020, 1566628, 1958285, 2238040, 3133256, 3916570, 4476080, 6266512, 7833140, 15666280, 31332560]

約数ペア:

[(1, 31332560), (2, 15666280), (4, 7833140), (5, 6266512), (7, 4476080), (8, 3916570), (10, 3133256), (14, 2238040), (16, 1958285), (20, 1566628), (28, 1119020), (35, 895216), (40, 783314), (49, 639440), (56, 559510), (70, 447608), (80, 391657), (98, 319720), (112, 279755), (140, 223804), (196, 159860), (245, 127888), (280, 111902), (392, 79930), (490, 63944), (560, 55951), (784, 39965), (980, 31972), (1960, 15986), (3920, 7993)]