20179947410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{277999}}^1$

素因数の和:278091

約数の個数: 64

約数和(自身を含む): 44675712000

約数和(自身を除く): 24495764590

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 61, 70, 85, 119, 122, 170, 238, 305, 427, 595, 610, 854, 1037, 1190, 2074, 2135, 4270, 5185, 7259, 10370, 14518, 36295, 72590, 277999, 555998, 1389995, 1945993, 2779990, 3891986, 4725983, 9451966, 9729965, 16957939, 19459930, 23629915, 33081881, 33915878, 47259830, 66163762, 84789695, 118705573, 165409405, 169579390, 237411146, 288284963, 330818810, 576569926, 593527865, 1187055730, 1441424815, 2017994741, 2882849630, 4035989482, 10089973705, 20179947410]

約数ペア:

[(1, 20179947410), (2, 10089973705), (5, 4035989482), (7, 2882849630), (10, 2017994741), (14, 1441424815), (17, 1187055730), (34, 593527865), (35, 576569926), (61, 330818810), (70, 288284963), (85, 237411146), (119, 169579390), (122, 165409405), (170, 118705573), (238, 84789695), (305, 66163762), (427, 47259830), (595, 33915878), (610, 33081881), (854, 23629915), (1037, 19459930), (1190, 16957939), (2074, 9729965), (2135, 9451966), (4270, 4725983), (5185, 3891986), (7259, 2779990), (10370, 1945993), (14518, 1389995), (36295, 555998), (72590, 277999)]