1639842330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1115539}}^1$

素因数の和:1115563

約数の個数: 48

約数和(自身を含む): 4578176160

約数和(自身を除く): 2938333830

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 1115539, 2231078, 3346617, 5577695, 6693234, 7808773, 11155390, 15617546, 16733085, 23426319, 33466170, 39043865, 46852638, 54661411, 78087730, 109322822, 117131595, 163984233, 234263190, 273307055, 327968466, 546614110, 819921165, 1639842330]

約数ペア:

[(1, 1639842330), (2, 819921165), (3, 546614110), (5, 327968466), (6, 273307055), (7, 234263190), (10, 163984233), (14, 117131595), (15, 109322822), (21, 78087730), (30, 54661411), (35, 46852638), (42, 39043865), (49, 33466170), (70, 23426319), (98, 16733085), (105, 15617546), (147, 11155390), (210, 7808773), (245, 6693234), (294, 5577695), (490, 3346617), (735, 2231078), (1470, 1115539)]