15379420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2969}}^1$

素因数の和:3022

約数の個数: 48

約数和(自身を含む): 37920960

約数和(自身を除く): 22541540

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, 2969, 5180, 5938, 11876, 14845, 20783, 29690, 41566, 59380, 83132, 103915, 109853, 207830, 219706, 415660, 439412, 549265, 768971, 1098530, 1537942, 2197060, 3075884, 3844855, 7689710, 15379420]

約数ペア:

[(1, 15379420), (2, 7689710), (4, 3844855), (5, 3075884), (7, 2197060), (10, 1537942), (14, 1098530), (20, 768971), (28, 549265), (35, 439412), (37, 415660), (70, 219706), (74, 207830), (140, 109853), (148, 103915), (185, 83132), (259, 59380), (370, 41566), (518, 29690), (740, 20783), (1036, 14845), (1295, 11876), (2590, 5938), (2969, 5180)]