30830200

素因数分解:

$2^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1109}}^1$

素因数の和:1264

約数の個数: 48

約数和(自身を含む): 72261000

約数和(自身を除く): 41430800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 139, 200, 278, 556, 695, 1109, 1112, 1390, 2218, 2780, 3475, 4436, 5545, 5560, 6950, 8872, 11090, 13900, 22180, 27725, 27800, 44360, 55450, 110900, 154151, 221800, 308302, 616604, 770755, 1233208, 1541510, 3083020, 3853775, 6166040, 7707550, 15415100, 30830200]

約数ペア:

[(1, 30830200), (2, 15415100), (4, 7707550), (5, 6166040), (8, 3853775), (10, 3083020), (20, 1541510), (25, 1233208), (40, 770755), (50, 616604), (100, 308302), (139, 221800), (200, 154151), (278, 110900), (556, 55450), (695, 44360), (1109, 27800), (1112, 27725), (1390, 22180), (2218, 13900), (2780, 11090), (3475, 8872), (4436, 6950), (5545, 5560)]