202192870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1087}}^1$

素因数の和:1213

約数の個数: 64

約数和(自身を含む): 423014400

約数和(自身を除く): 220821530

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 89, 95, 110, 178, 190, 209, 418, 445, 890, 979, 1045, 1087, 1691, 1958, 2090, 2174, 3382, 4895, 5435, 8455, 9790, 10870, 11957, 16910, 18601, 20653, 23914, 37202, 41306, 59785, 93005, 96743, 103265, 119570, 186010, 193486, 206530, 227183, 454366, 483715, 967430, 1064173, 1135915, 1838117, 2128346, 2271830, 3676234, 5320865, 9190585, 10641730, 18381170, 20219287, 40438574, 101096435, 202192870]

約数ペア:

[(1, 202192870), (2, 101096435), (5, 40438574), (10, 20219287), (11, 18381170), (19, 10641730), (22, 9190585), (38, 5320865), (55, 3676234), (89, 2271830), (95, 2128346), (110, 1838117), (178, 1135915), (190, 1064173), (209, 967430), (418, 483715), (445, 454366), (890, 227183), (979, 206530), (1045, 193486), (1087, 186010), (1691, 119570), (1958, 103265), (2090, 96743), (2174, 93005), (3382, 59785), (4895, 41306), (5435, 37202), (8455, 23914), (9790, 20653), (10870, 18601), (11957, 16910)]