12780821940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5757127}}^1$

素因数の和:5757176

約数の個数: 48

約数和(自身を含む): 36753505152

約数和(自身を除く): 23972683212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 5757127, 11514254, 17271381, 23028508, 28785635, 34542762, 57571270, 69085524, 86356905, 115142540, 172713810, 213013699, 345427620, 426027398, 639041097, 852054796, 1065068495, 1278082194, 2130136990, 2556164388, 3195205485, 4260273980, 6390410970, 12780821940]

約数ペア:

[(1, 12780821940), (2, 6390410970), (3, 4260273980), (4, 3195205485), (5, 2556164388), (6, 2130136990), (10, 1278082194), (12, 1065068495), (15, 852054796), (20, 639041097), (30, 426027398), (37, 345427620), (60, 213013699), (74, 172713810), (111, 115142540), (148, 86356905), (185, 69085524), (222, 57571270), (370, 34542762), (444, 28785635), (555, 23028508), (740, 17271381), (1110, 11514254), (2220, 5757127)]