38441840

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3457}}^1$

素因数の和:3609

約数の個数: 40

約数和(自身を含む): 90046320

約数和(自身を除く): 51604480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 3457, 5560, 6914, 11120, 13828, 17285, 27656, 34570, 55312, 69140, 138280, 276560, 480523, 961046, 1922092, 2402615, 3844184, 4805230, 7688368, 9610460, 19220920, 38441840]

約数ペア:

[(1, 38441840), (2, 19220920), (4, 9610460), (5, 7688368), (8, 4805230), (10, 3844184), (16, 2402615), (20, 1922092), (40, 961046), (80, 480523), (139, 276560), (278, 138280), (556, 69140), (695, 55312), (1112, 34570), (1390, 27656), (2224, 17285), (2780, 13828), (3457, 11120), (5560, 6914)]