2804105

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:344

約数の個数: 16

約数和(自身を含む): 3532800

約数和(自身を除く): 728695

約数列:

[1, 5, 31, 79, 155, 229, 395, 1145, 2449, 7099, 12245, 18091, 35495, 90455, 560821, 2804105]

約数ペア:

[(1, 2804105), (5, 560821), (31, 90455), (79, 35495), (155, 18091), (229, 12245), (395, 7099), (1145, 2449)]