90320540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4789}}^1$

素因数の和:4862

約数の個数: 48

約数和(自身を含む): 202789440

約数和(自身を除く): 112468900

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, 4789, 9430, 9578, 18860, 19156, 23945, 47890, 95780, 110147, 196349, 220294, 392698, 440588, 550735, 785396, 981745, 1101470, 1963490, 2202940, 3926980, 4516027, 9032054, 18064108, 22580135, 45160270, 90320540]

約数ペア:

[(1, 90320540), (2, 45160270), (4, 22580135), (5, 18064108), (10, 9032054), (20, 4516027), (23, 3926980), (41, 2202940), (46, 1963490), (82, 1101470), (92, 981745), (115, 785396), (164, 550735), (205, 440588), (230, 392698), (410, 220294), (460, 196349), (820, 110147), (943, 95780), (1886, 47890), (3772, 23945), (4715, 19156), (4789, 18860), (9430, 9578)]