12966540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1097}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 36523872

約数和(自身を除く): 23557332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1097, 1182, 1970, 2194, 2364, 2955, 3291, 3940, 4388, 5485, 5910, 6582, 10970, 11820, 13164, 16455, 21940, 32910, 65820, 216109, 432218, 648327, 864436, 1080545, 1296654, 2161090, 2593308, 3241635, 4322180, 6483270, 12966540]

約数ペア:

[(1, 12966540), (2, 6483270), (3, 4322180), (4, 3241635), (5, 2593308), (6, 2161090), (10, 1296654), (12, 1080545), (15, 864436), (20, 648327), (30, 432218), (60, 216109), (197, 65820), (394, 32910), (591, 21940), (788, 16455), (985, 13164), (1097, 11820), (1182, 10970), (1970, 6582), (2194, 5910), (2364, 5485), (2955, 4388), (3291, 3940)]