42892640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{5471}}^1$

素因数の和:5500

約数の個数: 72

約数和(自身を含む): 117899712

約数和(自身を除く): 75007072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 5471, 7840, 10942, 21884, 27355, 38297, 43768, 54710, 76594, 87536, 109420, 153188, 175072, 191485, 218840, 268079, 306376, 382970, 437680, 536158, 612752, 765940, 875360, 1072316, 1225504, 1340395, 1531880, 2144632, 2680790, 3063760, 4289264, 5361580, 6127520, 8578528, 10723160, 21446320, 42892640]

約数ペア:

[(1, 42892640), (2, 21446320), (4, 10723160), (5, 8578528), (7, 6127520), (8, 5361580), (10, 4289264), (14, 3063760), (16, 2680790), (20, 2144632), (28, 1531880), (32, 1340395), (35, 1225504), (40, 1072316), (49, 875360), (56, 765940), (70, 612752), (80, 536158), (98, 437680), (112, 382970), (140, 306376), (160, 268079), (196, 218840), (224, 191485), (245, 175072), (280, 153188), (392, 109420), (490, 87536), (560, 76594), (784, 54710), (980, 43768), (1120, 38297), (1568, 27355), (1960, 21884), (3920, 10942), (5471, 7840)]