7913320

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1093}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 17919720

約数和(自身を除く): 10006400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1093, 1448, 1810, 2186, 3620, 4372, 5465, 7240, 8744, 10930, 21860, 43720, 197833, 395666, 791332, 989165, 1582664, 1978330, 3956660, 7913320]

約数ペア:

[(1, 7913320), (2, 3956660), (4, 1978330), (5, 1582664), (8, 989165), (10, 791332), (20, 395666), (40, 197833), (181, 43720), (362, 21860), (724, 10930), (905, 8744), (1093, 7240), (1448, 5465), (1810, 4372), (2186, 3620)]