42615220

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 91623168

約数和(自身を除く): 49007948

約数列:

[1, 2, 4, 5, 10, 20, 103, 137, 151, 206, 274, 302, 412, 515, 548, 604, 685, 755, 1030, 1370, 1510, 2060, 2740, 3020, 14111, 15553, 20687, 28222, 31106, 41374, 56444, 62212, 70555, 77765, 82748, 103435, 141110, 155530, 206870, 282220, 311060, 413740, 2130761, 4261522, 8523044, 10653805, 21307610, 42615220]

約数ペア:

[(1, 42615220), (2, 21307610), (4, 10653805), (5, 8523044), (10, 4261522), (20, 2130761), (103, 413740), (137, 311060), (151, 282220), (206, 206870), (274, 155530), (302, 141110), (412, 103435), (515, 82748), (548, 77765), (604, 70555), (685, 62212), (755, 56444), (1030, 41374), (1370, 31106), (1510, 28222), (2060, 20687), (2740, 15553), (3020, 14111)]