22347920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{5701}}^1$

素因数の和:5728

約数の個数: 60

約数和(自身を含む): 60452604

約数和(自身を除く): 38104684

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, 5701, 11402, 22804, 28505, 39907, 45608, 57010, 79814, 91216, 114020, 159628, 199535, 228040, 279349, 319256, 399070, 456080, 558698, 638512, 798140, 1117396, 1396745, 1596280, 2234792, 2793490, 3192560, 4469584, 5586980, 11173960, 22347920]

約数ペア:

[(1, 22347920), (2, 11173960), (4, 5586980), (5, 4469584), (7, 3192560), (8, 2793490), (10, 2234792), (14, 1596280), (16, 1396745), (20, 1117396), (28, 798140), (35, 638512), (40, 558698), (49, 456080), (56, 399070), (70, 319256), (80, 279349), (98, 228040), (112, 199535), (140, 159628), (196, 114020), (245, 91216), (280, 79814), (392, 57010), (490, 45608), (560, 39907), (784, 28505), (980, 22804), (1960, 11402), (3920, 5701)]