408509920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28057}}^1$

素因数の和:28092

約数の個数: 96

約数和(自身を含む): 1187863488

約数和(自身を除く): 779353568

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 7280, 14560, 28057, 56114, 112228, 140285, 196399, 224456, 280570, 364741, 392798, 448912, 561140, 729482, 785596, 897824, 981995, 1122280, 1458964, 1571192, 1823705, 1963990, 2244560, 2553187, 2917928, 3142384, 3647410, 3927980, 4489120, 5106374, 5835856, 6284768, 7294820, 7855960, 10212748, 11671712, 12765935, 14589640, 15711920, 20425496, 25531870, 29179280, 31423840, 40850992, 51063740, 58358560, 81701984, 102127480, 204254960, 408509920]

約数ペア:

[(1, 408509920), (2, 204254960), (4, 102127480), (5, 81701984), (7, 58358560), (8, 51063740), (10, 40850992), (13, 31423840), (14, 29179280), (16, 25531870), (20, 20425496), (26, 15711920), (28, 14589640), (32, 12765935), (35, 11671712), (40, 10212748), (52, 7855960), (56, 7294820), (65, 6284768), (70, 5835856), (80, 5106374), (91, 4489120), (104, 3927980), (112, 3647410), (130, 3142384), (140, 2917928), (160, 2553187), (182, 2244560), (208, 1963990), (224, 1823705), (260, 1571192), (280, 1458964), (364, 1122280), (416, 981995), (455, 897824), (520, 785596), (560, 729482), (728, 561140), (910, 448912), (1040, 392798), (1120, 364741), (1456, 280570), (1820, 224456), (2080, 196399), (2912, 140285), (3640, 112228), (7280, 56114), (14560, 28057)]