38709880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{87977}}^1$

素因数の和:87999

約数の個数: 32

約数和(自身を含む): 95016240

約数和(自身を除く): 56306360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 87977, 175954, 351908, 439885, 703816, 879770, 967747, 1759540, 1935494, 3519080, 3870988, 4838735, 7741976, 9677470, 19354940, 38709880]

約数ペア:

[(1, 38709880), (2, 19354940), (4, 9677470), (5, 7741976), (8, 4838735), (10, 3870988), (11, 3519080), (20, 1935494), (22, 1759540), (40, 967747), (44, 879770), (55, 703816), (88, 439885), (110, 351908), (220, 175954), (440, 87977)]