30106840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10601}}^1$

素因数の和:10683

約数の個数: 32

約数和(自身を含む): 68700960

約数和(自身を除く): 38594120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 10601, 21202, 42404, 53005, 84808, 106010, 212020, 424040, 752671, 1505342, 3010684, 3763355, 6021368, 7526710, 15053420, 30106840]

約数ペア:

[(1, 30106840), (2, 15053420), (4, 7526710), (5, 6021368), (8, 3763355), (10, 3010684), (20, 1505342), (40, 752671), (71, 424040), (142, 212020), (284, 106010), (355, 84808), (568, 53005), (710, 42404), (1420, 21202), (2840, 10601)]