1284050

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:494

約数の個数: 24

約数和(自身を含む): 2433252

約数和(自身を除く): 1149202

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 421, 610, 842, 1525, 2105, 3050, 4210, 10525, 21050, 25681, 51362, 128405, 256810, 642025, 1284050]

約数ペア:

[(1, 1284050), (2, 642025), (5, 256810), (10, 128405), (25, 51362), (50, 25681), (61, 21050), (122, 10525), (305, 4210), (421, 3050), (610, 2105), (842, 1525)]