355163930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{140381}}^1$

素因数の和:140422

約数の個数: 32

約数和(自身を含む): 727740288

約数和(自身を除く): 372576358

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 140381, 280762, 701905, 1403810, 1544191, 3088382, 3228763, 6457526, 7720955, 15441910, 16143815, 32287630, 35516393, 71032786, 177581965, 355163930]

約数ペア:

[(1, 355163930), (2, 177581965), (5, 71032786), (10, 35516393), (11, 32287630), (22, 16143815), (23, 15441910), (46, 7720955), (55, 6457526), (110, 3228763), (115, 3088382), (230, 1544191), (253, 1403810), (506, 701905), (1265, 280762), (2530, 140381)]