258920210

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{277}}^1\times {\mathrm{443}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 471016512

約数和(自身を除く): 212096302

約数列:

[1, 2, 5, 10, 211, 277, 422, 443, 554, 886, 1055, 1385, 2110, 2215, 2770, 4430, 58447, 93473, 116894, 122711, 186946, 245422, 292235, 467365, 584470, 613555, 934730, 1227110, 25892021, 51784042, 129460105, 258920210]

約数ペア:

[(1, 258920210), (2, 129460105), (5, 51784042), (10, 25892021), (211, 1227110), (277, 934730), (422, 613555), (443, 584470), (554, 467365), (886, 292235), (1055, 245422), (1385, 186946), (2110, 122711), (2215, 116894), (2770, 93473), (4430, 58447)]