15599440

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{859}}^1$

素因数の和:1099

約数の個数: 40

約数和(自身を含む): 36470880

約数和(自身を除く): 20871440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 454, 859, 908, 1135, 1718, 1816, 2270, 3436, 3632, 4295, 4540, 6872, 8590, 9080, 13744, 17180, 18160, 34360, 68720, 194993, 389986, 779972, 974965, 1559944, 1949930, 3119888, 3899860, 7799720, 15599440]

約数ペア:

[(1, 15599440), (2, 7799720), (4, 3899860), (5, 3119888), (8, 1949930), (10, 1559944), (16, 974965), (20, 779972), (40, 389986), (80, 194993), (227, 68720), (454, 34360), (859, 18160), (908, 17180), (1135, 13744), (1718, 9080), (1816, 8590), (2270, 6872), (3436, 4540), (3632, 4295)]