1798992860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{12157}}^1$

素因数の和:12331

約数の個数: 72

約数和(自身を含む): 4424150304

約数和(自身を除く): 2625157444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 151, 196, 245, 302, 490, 604, 755, 980, 1057, 1510, 2114, 3020, 4228, 5285, 7399, 10570, 12157, 14798, 21140, 24314, 29596, 36995, 48628, 60785, 73990, 85099, 121570, 147980, 170198, 243140, 340396, 425495, 595693, 850990, 1191386, 1701980, 1835707, 2382772, 2978465, 3671414, 5956930, 7342828, 9178535, 11913860, 12849949, 18357070, 25699898, 36714140, 51399796, 64249745, 89949643, 128499490, 179899286, 256998980, 359798572, 449748215, 899496430, 1798992860]

約数ペア:

[(1, 1798992860), (2, 899496430), (4, 449748215), (5, 359798572), (7, 256998980), (10, 179899286), (14, 128499490), (20, 89949643), (28, 64249745), (35, 51399796), (49, 36714140), (70, 25699898), (98, 18357070), (140, 12849949), (151, 11913860), (196, 9178535), (245, 7342828), (302, 5956930), (490, 3671414), (604, 2978465), (755, 2382772), (980, 1835707), (1057, 1701980), (1510, 1191386), (2114, 850990), (3020, 595693), (4228, 425495), (5285, 340396), (7399, 243140), (10570, 170198), (12157, 147980), (14798, 121570), (21140, 85099), (24314, 73990), (29596, 60785), (36995, 48628)]