13175440

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1049}}^1$

素因数の和:1219

約数の個数: 40

約数和(自身を含む): 30857400

約数和(自身を除く): 17681960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1049, 1256, 1570, 2098, 2512, 3140, 4196, 5245, 6280, 8392, 10490, 12560, 16784, 20980, 41960, 83920, 164693, 329386, 658772, 823465, 1317544, 1646930, 2635088, 3293860, 6587720, 13175440]

約数ペア:

[(1, 13175440), (2, 6587720), (4, 3293860), (5, 2635088), (8, 1646930), (10, 1317544), (16, 823465), (20, 658772), (40, 329386), (80, 164693), (157, 83920), (314, 41960), (628, 20980), (785, 16784), (1049, 12560), (1256, 10490), (1570, 8392), (2098, 6280), (2512, 5245), (3140, 4196)]