19849020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8941}}^1$

素因数の和:8990

約数の個数: 48

約数和(自身を含む): 57085728

約数和(自身を除く): 37236708

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, 8941, 17882, 26823, 35764, 44705, 53646, 89410, 107292, 134115, 178820, 268230, 330817, 536460, 661634, 992451, 1323268, 1654085, 1984902, 3308170, 3969804, 4962255, 6616340, 9924510, 19849020]

約数ペア:

[(1, 19849020), (2, 9924510), (3, 6616340), (4, 4962255), (5, 3969804), (6, 3308170), (10, 1984902), (12, 1654085), (15, 1323268), (20, 992451), (30, 661634), (37, 536460), (60, 330817), (74, 268230), (111, 178820), (148, 134115), (185, 107292), (222, 89410), (370, 53646), (444, 44705), (555, 35764), (740, 26823), (1110, 17882), (2220, 8941)]