13455320

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{937}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 30391200

約数和(自身を除く): 16935880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 937, 1436, 1795, 1874, 2872, 3590, 3748, 4685, 7180, 7496, 9370, 14360, 18740, 37480, 336383, 672766, 1345532, 1681915, 2691064, 3363830, 6727660, 13455320]

約数ペア:

[(1, 13455320), (2, 6727660), (4, 3363830), (5, 2691064), (8, 1681915), (10, 1345532), (20, 672766), (40, 336383), (359, 37480), (718, 18740), (937, 14360), (1436, 9370), (1795, 7496), (1874, 7180), (2872, 4685), (3590, 3748)]