20165566670

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1\times {\mathrm{1259}}^1$

素因数の和:2009

約数の個数: 64

約数和(自身を含む): 37858544640

約数和(自身を除く): 17692977970

約数列:

[1, 2, 5, 10, 47, 53, 94, 106, 235, 265, 470, 530, 643, 1259, 1286, 2491, 2518, 3215, 4982, 6295, 6430, 12455, 12590, 24910, 30221, 34079, 59173, 60442, 66727, 68158, 118346, 133454, 151105, 170395, 295865, 302210, 333635, 340790, 591730, 667270, 809537, 1601713, 1619074, 3136169, 3203426, 4047685, 6272338, 8008565, 8095370, 15680845, 16017130, 31361690, 38048239, 42905461, 76096478, 85810922, 190241195, 214527305, 380482390, 429054610, 2016556667, 4033113334, 10082783335, 20165566670]

約数ペア:

[(1, 20165566670), (2, 10082783335), (5, 4033113334), (10, 2016556667), (47, 429054610), (53, 380482390), (94, 214527305), (106, 190241195), (235, 85810922), (265, 76096478), (470, 42905461), (530, 38048239), (643, 31361690), (1259, 16017130), (1286, 15680845), (2491, 8095370), (2518, 8008565), (3215, 6272338), (4982, 4047685), (6295, 3203426), (6430, 3136169), (12455, 1619074), (12590, 1601713), (24910, 809537), (30221, 667270), (34079, 591730), (59173, 340790), (60442, 333635), (66727, 302210), (68158, 295865), (118346, 170395), (133454, 151105)]