498803140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{3889}}^1$

素因数の和:3973

約数の個数: 72

約数和(自身を含む): 1173395160

約数和(自身を除く): 674592020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 121, 212, 220, 242, 265, 484, 530, 583, 605, 1060, 1166, 1210, 2332, 2420, 2915, 3889, 5830, 6413, 7778, 11660, 12826, 15556, 19445, 25652, 32065, 38890, 42779, 64130, 77780, 85558, 128260, 171116, 206117, 213895, 412234, 427790, 470569, 824468, 855580, 941138, 1030585, 1882276, 2061170, 2267287, 2352845, 4122340, 4534574, 4705690, 9069148, 9411380, 11336435, 22672870, 24940157, 45345740, 49880314, 99760628, 124700785, 249401570, 498803140]

約数ペア:

[(1, 498803140), (2, 249401570), (4, 124700785), (5, 99760628), (10, 49880314), (11, 45345740), (20, 24940157), (22, 22672870), (44, 11336435), (53, 9411380), (55, 9069148), (106, 4705690), (110, 4534574), (121, 4122340), (212, 2352845), (220, 2267287), (242, 2061170), (265, 1882276), (484, 1030585), (530, 941138), (583, 855580), (605, 824468), (1060, 470569), (1166, 427790), (1210, 412234), (2332, 213895), (2420, 206117), (2915, 171116), (3889, 128260), (5830, 85558), (6413, 77780), (7778, 64130), (11660, 42779), (12826, 38890), (15556, 32065), (19445, 25652)]