47978140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3533}}^1$

素因数の和:3646

約数の個数: 48

約数和(自身を含む): 116367552

約数和(自身を除く): 68389412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 3533, 6790, 7066, 13580, 14132, 17665, 24731, 35330, 49462, 70660, 98924, 123655, 247310, 342701, 494620, 685402, 1370804, 1713505, 2398907, 3427010, 4797814, 6854020, 9595628, 11994535, 23989070, 47978140]

約数ペア:

[(1, 47978140), (2, 23989070), (4, 11994535), (5, 9595628), (7, 6854020), (10, 4797814), (14, 3427010), (20, 2398907), (28, 1713505), (35, 1370804), (70, 685402), (97, 494620), (140, 342701), (194, 247310), (388, 123655), (485, 98924), (679, 70660), (970, 49462), (1358, 35330), (1940, 24731), (2716, 17665), (3395, 14132), (3533, 13580), (6790, 7066)]