47896840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27847}}^1$

素因数の和:27901

約数の個数: 32

約数和(自身を含む): 110278080

約数和(自身を除く): 62381240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 27847, 55694, 111388, 139235, 222776, 278470, 556940, 1113880, 1197421, 2394842, 4789684, 5987105, 9579368, 11974210, 23948420, 47896840]

約数ペア:

[(1, 47896840), (2, 23948420), (4, 11974210), (5, 9579368), (8, 5987105), (10, 4789684), (20, 2394842), (40, 1197421), (43, 1113880), (86, 556940), (172, 278470), (215, 222776), (344, 139235), (430, 111388), (860, 55694), (1720, 27847)]