20714130

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:365

約数の個数: 80

約数和(自身を含む): 56453760

約数和(自身を除く): 35739630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 107, 135, 162, 214, 239, 270, 321, 405, 478, 535, 642, 717, 810, 963, 1070, 1195, 1434, 1605, 1926, 2151, 2390, 2889, 3210, 3585, 4302, 4815, 5778, 6453, 7170, 8667, 9630, 10755, 12906, 14445, 17334, 19359, 21510, 25573, 28890, 32265, 38718, 43335, 51146, 64530, 76719, 86670, 96795, 127865, 153438, 193590, 230157, 255730, 383595, 460314, 690471, 767190, 1150785, 1380942, 2071413, 2301570, 3452355, 4142826, 6904710, 10357065, 20714130]

約数ペア:

[(1, 20714130), (2, 10357065), (3, 6904710), (5, 4142826), (6, 3452355), (9, 2301570), (10, 2071413), (15, 1380942), (18, 1150785), (27, 767190), (30, 690471), (45, 460314), (54, 383595), (81, 255730), (90, 230157), (107, 193590), (135, 153438), (162, 127865), (214, 96795), (239, 86670), (270, 76719), (321, 64530), (405, 51146), (478, 43335), (535, 38718), (642, 32265), (717, 28890), (810, 25573), (963, 21510), (1070, 19359), (1195, 17334), (1434, 14445), (1605, 12906), (1926, 10755), (2151, 9630), (2390, 8667), (2889, 7170), (3210, 6453), (3585, 5778), (4302, 4815)]