17871992720

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{10861}}^1$

素因数の和:11248

約数の個数: 80

約数和(自身を含む): 42313833408

約数和(自身を除く): 24441840688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 307, 335, 536, 614, 670, 1072, 1228, 1340, 1535, 2456, 2680, 3070, 4912, 5360, 6140, 10861, 12280, 20569, 21722, 24560, 41138, 43444, 54305, 82276, 86888, 102845, 108610, 164552, 173776, 205690, 217220, 329104, 411380, 434440, 727687, 822760, 868880, 1455374, 1645520, 2910748, 3334327, 3638435, 5821496, 6668654, 7276870, 11642992, 13337308, 14553740, 16671635, 26674616, 29107480, 33343270, 53349232, 58214960, 66686540, 133373080, 223399909, 266746160, 446799818, 893599636, 1116999545, 1787199272, 2233999090, 3574398544, 4467998180, 8935996360, 17871992720]

約数ペア:

[(1, 17871992720), (2, 8935996360), (4, 4467998180), (5, 3574398544), (8, 2233999090), (10, 1787199272), (16, 1116999545), (20, 893599636), (40, 446799818), (67, 266746160), (80, 223399909), (134, 133373080), (268, 66686540), (307, 58214960), (335, 53349232), (536, 33343270), (614, 29107480), (670, 26674616), (1072, 16671635), (1228, 14553740), (1340, 13337308), (1535, 11642992), (2456, 7276870), (2680, 6668654), (3070, 5821496), (4912, 3638435), (5360, 3334327), (6140, 2910748), (10861, 1645520), (12280, 1455374), (20569, 868880), (21722, 822760), (24560, 727687), (41138, 434440), (43444, 411380), (54305, 329104), (82276, 217220), (86888, 205690), (102845, 173776), (108610, 164552)]