40008290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 86261760

約数和(自身を除く): 46253470

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 103, 155, 179, 206, 217, 310, 358, 434, 515, 721, 895, 1030, 1085, 1253, 1442, 1790, 2170, 2506, 3193, 3605, 5549, 6265, 6386, 7210, 11098, 12530, 15965, 18437, 22351, 27745, 31930, 36874, 38843, 44702, 55490, 77686, 92185, 111755, 129059, 184370, 194215, 223510, 258118, 388430, 571547, 645295, 1143094, 1290590, 2857735, 4000829, 5715470, 8001658, 20004145, 40008290]

約数ペア:

[(1, 40008290), (2, 20004145), (5, 8001658), (7, 5715470), (10, 4000829), (14, 2857735), (31, 1290590), (35, 1143094), (62, 645295), (70, 571547), (103, 388430), (155, 258118), (179, 223510), (206, 194215), (217, 184370), (310, 129059), (358, 111755), (434, 92185), (515, 77686), (721, 55490), (895, 44702), (1030, 38843), (1085, 36874), (1253, 31930), (1442, 27745), (1790, 22351), (2170, 18437), (2506, 15965), (3193, 12530), (3605, 11098), (5549, 7210), (6265, 6386)]