38458910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 84049920

約数和(自身を除く): 45591010

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 37, 62, 70, 74, 155, 185, 217, 259, 310, 370, 434, 479, 518, 958, 1085, 1147, 1295, 2170, 2294, 2395, 2590, 3353, 4790, 5735, 6706, 8029, 11470, 14849, 16058, 16765, 17723, 29698, 33530, 35446, 40145, 74245, 80290, 88615, 103943, 124061, 148490, 177230, 207886, 248122, 519715, 549413, 620305, 1039430, 1098826, 1240610, 2747065, 3845891, 5494130, 7691782, 19229455, 38458910]

約数ペア:

[(1, 38458910), (2, 19229455), (5, 7691782), (7, 5494130), (10, 3845891), (14, 2747065), (31, 1240610), (35, 1098826), (37, 1039430), (62, 620305), (70, 549413), (74, 519715), (155, 248122), (185, 207886), (217, 177230), (259, 148490), (310, 124061), (370, 103943), (434, 88615), (479, 80290), (518, 74245), (958, 40145), (1085, 35446), (1147, 33530), (1295, 29698), (2170, 17723), (2294, 16765), (2395, 16058), (2590, 14849), (3353, 11470), (4790, 8029), (5735, 6706)]