2017185445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 3010089600

約数和(自身を除く): 992904155

約数列:

[1, 5, 11, 19, 23, 41, 55, 89, 95, 115, 205, 209, 253, 437, 445, 451, 529, 779, 943, 979, 1045, 1265, 1691, 2047, 2185, 2255, 2645, 3649, 3895, 4715, 4807, 4895, 5819, 8455, 8569, 10051, 10235, 10373, 17917, 18245, 18601, 21689, 22517, 24035, 29095, 38893, 40139, 42845, 47081, 50255, 51865, 69331, 83927, 89585, 93005, 108445, 110561, 112585, 194465, 197087, 200695, 235405, 238579, 346655, 412091, 419635, 427823, 517891, 552805, 762641, 894539, 923197, 985435, 1192895, 1594613, 1930321, 2060455, 2139115, 2589455, 3813205, 4472695, 4533001, 4615985, 7973065, 9651605, 9839929, 17540743, 21233531, 22665005, 36676099, 49199645, 87703715, 106167655, 183380495, 403437089, 2017185445]

約数ペア:

[(1, 2017185445), (5, 403437089), (11, 183380495), (19, 106167655), (23, 87703715), (41, 49199645), (55, 36676099), (89, 22665005), (95, 21233531), (115, 17540743), (205, 9839929), (209, 9651605), (253, 7973065), (437, 4615985), (445, 4533001), (451, 4472695), (529, 3813205), (779, 2589455), (943, 2139115), (979, 2060455), (1045, 1930321), (1265, 1594613), (1691, 1192895), (2047, 985435), (2185, 923197), (2255, 894539), (2645, 762641), (3649, 552805), (3895, 517891), (4715, 427823), (4807, 419635), (4895, 412091), (5819, 346655), (8455, 238579), (8569, 235405), (10051, 200695), (10235, 197087), (10373, 194465), (17917, 112585), (18245, 110561), (18601, 108445), (21689, 93005), (22517, 89585), (24035, 83927), (29095, 69331), (38893, 51865), (40139, 50255), (42845, 47081)]