1878207910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2389}}^1\times {\mathrm{2711}}^1$

素因数の和:5136

約数の個数: 32

約数和(自身を含む): 3500107200

約数和(自身を除く): 1621899290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 2389, 2711, 4778, 5422, 11945, 13555, 23890, 27110, 69281, 78619, 138562, 157238, 346405, 393095, 692810, 786190, 6476579, 12953158, 32382895, 64765790, 187820791, 375641582, 939103955, 1878207910]

約数ペア:

[(1, 1878207910), (2, 939103955), (5, 375641582), (10, 187820791), (29, 64765790), (58, 32382895), (145, 12953158), (290, 6476579), (2389, 786190), (2711, 692810), (4778, 393095), (5422, 346405), (11945, 157238), (13555, 138562), (23890, 78619), (27110, 69281)]