203480540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{10789}}^1$

素因数の和:10862

約数の個数: 48

約数和(自身を含む): 456805440

約数和(自身を除く): 253324900

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1886, 3772, 4715, 9430, 10789, 18860, 21578, 43156, 53945, 107890, 215780, 248147, 442349, 496294, 884698, 992588, 1240735, 1769396, 2211745, 2481470, 4423490, 4962940, 8846980, 10174027, 20348054, 40696108, 50870135, 101740270, 203480540]

約数ペア:

[(1, 203480540), (2, 101740270), (4, 50870135), (5, 40696108), (10, 20348054), (20, 10174027), (23, 8846980), (41, 4962940), (46, 4423490), (82, 2481470), (92, 2211745), (115, 1769396), (164, 1240735), (205, 992588), (230, 884698), (410, 496294), (460, 442349), (820, 248147), (943, 215780), (1886, 107890), (3772, 53945), (4715, 43156), (9430, 21578), (10789, 18860)]