38144920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86693}}^1$

素因数の和:86715

約数の個数: 32

約数和(自身を含む): 93629520

約数和(自身を除く): 55484600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 86693, 173386, 346772, 433465, 693544, 866930, 953623, 1733860, 1907246, 3467720, 3814492, 4768115, 7628984, 9536230, 19072460, 38144920]

約数ペア:

[(1, 38144920), (2, 19072460), (4, 9536230), (5, 7628984), (8, 4768115), (10, 3814492), (11, 3467720), (20, 1907246), (22, 1733860), (40, 953623), (44, 866930), (55, 693544), (88, 433465), (110, 346772), (220, 173386), (440, 86693)]