204501890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{335249}}^1$

素因数の和:335317

約数の個数: 16

約数和(自身を含む): 374139000

約数和(自身を除く): 169637110

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 335249, 670498, 1676245, 3352490, 20450189, 40900378, 102250945, 204501890]

約数ペア:

[(1, 204501890), (2, 102250945), (5, 40900378), (10, 20450189), (61, 3352490), (122, 1676245), (305, 670498), (610, 335249)]