98771960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{352757}}^1$

素因数の和:352775

約数の個数: 32

約数和(自身を含む): 253985760

約数和(自身を除く): 155213800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 352757, 705514, 1411028, 1763785, 2469299, 2822056, 3527570, 4938598, 7055140, 9877196, 12346495, 14110280, 19754392, 24692990, 49385980, 98771960]

約数ペア:

[(1, 98771960), (2, 49385980), (4, 24692990), (5, 19754392), (7, 14110280), (8, 12346495), (10, 9877196), (14, 7055140), (20, 4938598), (28, 3527570), (35, 2822056), (40, 2469299), (56, 1763785), (70, 1411028), (140, 705514), (280, 352757)]