2021188540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2677}}^1\times {\mathrm{5393}}^1$

素因数の和:8086

約数の個数: 48

約数和(自身を含む): 4853564352

約数和(自身を除く): 2832375812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2677, 5354, 5393, 10708, 10786, 13385, 18739, 21572, 26770, 26965, 37478, 37751, 53540, 53930, 74956, 75502, 93695, 107860, 151004, 187390, 188755, 374780, 377510, 755020, 14437061, 28874122, 57748244, 72185305, 101059427, 144370610, 202118854, 288741220, 404237708, 505297135, 1010594270, 2021188540]

約数ペア:

[(1, 2021188540), (2, 1010594270), (4, 505297135), (5, 404237708), (7, 288741220), (10, 202118854), (14, 144370610), (20, 101059427), (28, 72185305), (35, 57748244), (70, 28874122), (140, 14437061), (2677, 755020), (5354, 377510), (5393, 374780), (10708, 188755), (10786, 187390), (13385, 151004), (18739, 107860), (21572, 93695), (26770, 75502), (26965, 74956), (37478, 53930), (37751, 53540)]