15597520

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{809}}^1$

素因数の和:1063

約数の個数: 40

約数和(自身を含む): 36459720

約数和(自身を除く): 20862200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 809, 964, 1205, 1618, 1928, 2410, 3236, 3856, 4045, 4820, 6472, 8090, 9640, 12944, 16180, 19280, 32360, 64720, 194969, 389938, 779876, 974845, 1559752, 1949690, 3119504, 3899380, 7798760, 15597520]

約数ペア:

[(1, 15597520), (2, 7798760), (4, 3899380), (5, 3119504), (8, 1949690), (10, 1559752), (16, 974845), (20, 779876), (40, 389938), (80, 194969), (241, 64720), (482, 32360), (809, 19280), (964, 16180), (1205, 12944), (1618, 9640), (1928, 8090), (2410, 6472), (3236, 4820), (3856, 4045)]