30139990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2417}}^1$

素因数の和:2496

約数の個数: 32

約数和(自身を含む): 57451680

約数和(自身を除く): 27311690

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 145, 215, 290, 430, 1247, 2417, 2494, 4834, 6235, 12085, 12470, 24170, 70093, 103931, 140186, 207862, 350465, 519655, 700930, 1039310, 3013999, 6027998, 15069995, 30139990]

約数ペア:

[(1, 30139990), (2, 15069995), (5, 6027998), (10, 3013999), (29, 1039310), (43, 700930), (58, 519655), (86, 350465), (145, 207862), (215, 140186), (290, 103931), (430, 70093), (1247, 24170), (2417, 12470), (2494, 12085), (4834, 6235)]