19746954290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{45259}}^1$

素因数の和:45567

約数の個数: 64

約数和(自身を含む): 42545848320

約数和(自身を除く): 22798894030

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 271, 322, 542, 805, 1355, 1610, 1897, 2710, 3794, 6233, 9485, 12466, 18970, 31165, 43631, 45259, 62330, 87262, 90518, 218155, 226295, 316813, 436310, 452590, 633626, 1040957, 1584065, 2081914, 3168130, 5204785, 7286699, 10409570, 12265189, 14573398, 24530378, 36433495, 61325945, 72866990, 85856323, 122651890, 171712646, 282099347, 429281615, 564198694, 858563230, 1410496735, 1974695429, 2820993470, 3949390858, 9873477145, 19746954290]

約数ペア:

[(1, 19746954290), (2, 9873477145), (5, 3949390858), (7, 2820993470), (10, 1974695429), (14, 1410496735), (23, 858563230), (35, 564198694), (46, 429281615), (70, 282099347), (115, 171712646), (161, 122651890), (230, 85856323), (271, 72866990), (322, 61325945), (542, 36433495), (805, 24530378), (1355, 14573398), (1610, 12265189), (1897, 10409570), (2710, 7286699), (3794, 5204785), (6233, 3168130), (9485, 2081914), (12466, 1584065), (18970, 1040957), (31165, 633626), (43631, 452590), (45259, 436310), (62330, 316813), (87262, 226295), (90518, 218155)]