200243440

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{19709}}^1$

素因数の和:19849

約数の個数: 40

約数和(自身を含む): 469255680

約数和(自身を除く): 269012240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 19709, 39418, 78836, 98545, 157672, 197090, 315344, 394180, 788360, 1576720, 2503043, 5006086, 10012172, 12515215, 20024344, 25030430, 40048688, 50060860, 100121720, 200243440]

約数ペア:

[(1, 200243440), (2, 100121720), (4, 50060860), (5, 40048688), (8, 25030430), (10, 20024344), (16, 12515215), (20, 10012172), (40, 5006086), (80, 2503043), (127, 1576720), (254, 788360), (508, 394180), (635, 315344), (1016, 197090), (1270, 157672), (2032, 98545), (2540, 78836), (5080, 39418), (10160, 19709)]