17892140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{563}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 43206912

約数和(自身を除く): 25314772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 454, 563, 908, 1126, 1135, 1589, 2252, 2270, 2815, 3178, 3941, 4540, 5630, 6356, 7882, 7945, 11260, 15764, 15890, 19705, 31780, 39410, 78820, 127801, 255602, 511204, 639005, 894607, 1278010, 1789214, 2556020, 3578428, 4473035, 8946070, 17892140]

約数ペア:

[(1, 17892140), (2, 8946070), (4, 4473035), (5, 3578428), (7, 2556020), (10, 1789214), (14, 1278010), (20, 894607), (28, 639005), (35, 511204), (70, 255602), (140, 127801), (227, 78820), (454, 39410), (563, 31780), (908, 19705), (1126, 15890), (1135, 15764), (1589, 11260), (2252, 7945), (2270, 7882), (2815, 6356), (3178, 5630), (3941, 4540)]