86847220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1427}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 194322240

約数和(自身を除く): 107475020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 179, 340, 358, 716, 895, 1427, 1790, 2854, 3043, 3580, 5708, 6086, 7135, 12172, 14270, 15215, 24259, 28540, 30430, 48518, 60860, 97036, 121295, 242590, 255433, 485180, 510866, 1021732, 1277165, 2554330, 4342361, 5108660, 8684722, 17369444, 21711805, 43423610, 86847220]

約数ペア:

[(1, 86847220), (2, 43423610), (4, 21711805), (5, 17369444), (10, 8684722), (17, 5108660), (20, 4342361), (34, 2554330), (68, 1277165), (85, 1021732), (170, 510866), (179, 485180), (340, 255433), (358, 242590), (716, 121295), (895, 97036), (1427, 60860), (1790, 48518), (2854, 30430), (3043, 28540), (3580, 24259), (5708, 15215), (6086, 14270), (7135, 12172)]