25045240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56921}}^1$

素因数の和:56943

約数の個数: 32

約数和(自身を含む): 61475760

約数和(自身を除く): 36430520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 56921, 113842, 227684, 284605, 455368, 569210, 626131, 1138420, 1252262, 2276840, 2504524, 3130655, 5009048, 6261310, 12522620, 25045240]

約数ペア:

[(1, 25045240), (2, 12522620), (4, 6261310), (5, 5009048), (8, 3130655), (10, 2504524), (11, 2276840), (20, 1252262), (22, 1138420), (40, 626131), (44, 569210), (55, 455368), (88, 284605), (110, 227684), (220, 113842), (440, 56921)]