472100020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{91139}}^1$

素因数の和:91192

約数の個数: 48

約数和(自身を含む): 1163675520

約数和(自身を除く): 691575500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 91139, 182278, 364556, 455695, 637973, 911390, 1275946, 1822780, 2551892, 3189865, 3372143, 6379730, 6744286, 12759460, 13488572, 16860715, 23605001, 33721430, 47210002, 67442860, 94420004, 118025005, 236050010, 472100020]

約数ペア:

[(1, 472100020), (2, 236050010), (4, 118025005), (5, 94420004), (7, 67442860), (10, 47210002), (14, 33721430), (20, 23605001), (28, 16860715), (35, 13488572), (37, 12759460), (70, 6744286), (74, 6379730), (140, 3372143), (148, 3189865), (185, 2551892), (259, 1822780), (370, 1275946), (518, 911390), (740, 637973), (1036, 455695), (1295, 364556), (2590, 182278), (5180, 91139)]