2172390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 5909760

約数和(自身を除く): 3737370

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 87, 110, 145, 165, 174, 227, 290, 319, 330, 435, 454, 638, 681, 870, 957, 1135, 1362, 1595, 1914, 2270, 2497, 3190, 3405, 4785, 4994, 6583, 6810, 7491, 9570, 12485, 13166, 14982, 19749, 24970, 32915, 37455, 39498, 65830, 72413, 74910, 98745, 144826, 197490, 217239, 362065, 434478, 724130, 1086195, 2172390]

約数ペア:

[(1, 2172390), (2, 1086195), (3, 724130), (5, 434478), (6, 362065), (10, 217239), (11, 197490), (15, 144826), (22, 98745), (29, 74910), (30, 72413), (33, 65830), (55, 39498), (58, 37455), (66, 32915), (87, 24970), (110, 19749), (145, 14982), (165, 13166), (174, 12485), (227, 9570), (290, 7491), (319, 6810), (330, 6583), (435, 4994), (454, 4785), (638, 3405), (681, 3190), (870, 2497), (957, 2270), (1135, 1914), (1362, 1595)]