788877040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1408709}}^1$

素因数の和:1408729

約数の個数: 40

約数和(自身を含む): 2096160480

約数和(自身を除く): 1307283440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1408709, 2817418, 5634836, 7043545, 9860963, 11269672, 14087090, 19721926, 22539344, 28174180, 39443852, 49304815, 56348360, 78887704, 98609630, 112696720, 157775408, 197219260, 394438520, 788877040]

約数ペア:

[(1, 788877040), (2, 394438520), (4, 197219260), (5, 157775408), (7, 112696720), (8, 98609630), (10, 78887704), (14, 56348360), (16, 49304815), (20, 39443852), (28, 28174180), (35, 22539344), (40, 19721926), (56, 14087090), (70, 11269672), (80, 9860963), (112, 7043545), (140, 5634836), (280, 2817418), (560, 1408709)]