396991840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2791}}^1$

素因数の和:2940

約数の個数: 96

約数和(自身を含む): 1080705024

約数和(自身を除く): 683713184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 127, 140, 160, 224, 254, 280, 508, 560, 635, 889, 1016, 1120, 1270, 1778, 2032, 2540, 2791, 3556, 4064, 4445, 5080, 5582, 7112, 8890, 10160, 11164, 13955, 14224, 17780, 19537, 20320, 22328, 27910, 28448, 35560, 39074, 44656, 55820, 71120, 78148, 89312, 97685, 111640, 142240, 156296, 195370, 223280, 312592, 354457, 390740, 446560, 625184, 708914, 781480, 1417828, 1562960, 1772285, 2481199, 2835656, 3125920, 3544570, 4962398, 5671312, 7089140, 9924796, 11342624, 12405995, 14178280, 19849592, 24811990, 28356560, 39699184, 49623980, 56713120, 79398368, 99247960, 198495920, 396991840]

約数ペア:

[(1, 396991840), (2, 198495920), (4, 99247960), (5, 79398368), (7, 56713120), (8, 49623980), (10, 39699184), (14, 28356560), (16, 24811990), (20, 19849592), (28, 14178280), (32, 12405995), (35, 11342624), (40, 9924796), (56, 7089140), (70, 5671312), (80, 4962398), (112, 3544570), (127, 3125920), (140, 2835656), (160, 2481199), (224, 1772285), (254, 1562960), (280, 1417828), (508, 781480), (560, 708914), (635, 625184), (889, 446560), (1016, 390740), (1120, 354457), (1270, 312592), (1778, 223280), (2032, 195370), (2540, 156296), (2791, 142240), (3556, 111640), (4064, 97685), (4445, 89312), (5080, 78148), (5582, 71120), (7112, 55820), (8890, 44656), (10160, 39074), (11164, 35560), (13955, 28448), (14224, 27910), (17780, 22328), (19537, 20320)]