40870280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3203}}^1$

素因数の和:3254

約数の個数: 64

約数和(自身を含む): 103809600

約数和(自身を除く): 62939320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2552, 3190, 3203, 6380, 6406, 12760, 12812, 16015, 25624, 32030, 35233, 64060, 70466, 92887, 128120, 140932, 176165, 185774, 281864, 352330, 371548, 464435, 704660, 743096, 928870, 1021757, 1409320, 1857740, 2043514, 3715480, 4087028, 5108785, 8174056, 10217570, 20435140, 40870280]

約数ペア:

[(1, 40870280), (2, 20435140), (4, 10217570), (5, 8174056), (8, 5108785), (10, 4087028), (11, 3715480), (20, 2043514), (22, 1857740), (29, 1409320), (40, 1021757), (44, 928870), (55, 743096), (58, 704660), (88, 464435), (110, 371548), (116, 352330), (145, 281864), (220, 185774), (232, 176165), (290, 140932), (319, 128120), (440, 92887), (580, 70466), (638, 64060), (1160, 35233), (1276, 32030), (1595, 25624), (2552, 16015), (3190, 12812), (3203, 12760), (6380, 6406)]