47949880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{9907}}^1$

素因数の和:9940

約数の個数: 48

約数和(自身を含む): 118598760

約数和(自身を除く): 70648880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 9907, 19814, 39628, 49535, 79256, 99070, 108977, 198140, 217954, 396280, 435908, 544885, 871816, 1089770, 1198747, 2179540, 2397494, 4359080, 4794988, 5993735, 9589976, 11987470, 23974940, 47949880]

約数ペア:

[(1, 47949880), (2, 23974940), (4, 11987470), (5, 9589976), (8, 5993735), (10, 4794988), (11, 4359080), (20, 2397494), (22, 2179540), (40, 1198747), (44, 1089770), (55, 871816), (88, 544885), (110, 435908), (121, 396280), (220, 217954), (242, 198140), (440, 108977), (484, 99070), (605, 79256), (968, 49535), (1210, 39628), (2420, 19814), (4840, 9907)]