18675080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 44789760

約数和(自身を除く): 26114680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 53, 92, 106, 115, 184, 212, 230, 265, 383, 424, 460, 530, 766, 920, 1060, 1219, 1532, 1915, 2120, 2438, 3064, 3830, 4876, 6095, 7660, 8809, 9752, 12190, 15320, 17618, 20299, 24380, 35236, 40598, 44045, 48760, 70472, 81196, 88090, 101495, 162392, 176180, 202990, 352360, 405980, 466877, 811960, 933754, 1867508, 2334385, 3735016, 4668770, 9337540, 18675080]

約数ペア:

[(1, 18675080), (2, 9337540), (4, 4668770), (5, 3735016), (8, 2334385), (10, 1867508), (20, 933754), (23, 811960), (40, 466877), (46, 405980), (53, 352360), (92, 202990), (106, 176180), (115, 162392), (184, 101495), (212, 88090), (230, 81196), (265, 70472), (383, 48760), (424, 44045), (460, 40598), (530, 35236), (766, 24380), (920, 20299), (1060, 17618), (1219, 15320), (1532, 12190), (1915, 9752), (2120, 8809), (2438, 7660), (3064, 6095), (3830, 4876)]