162470020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{28109}}^1$

素因数の和:28152

約数の個数: 36

約数和(自身を含む): 362450340

約数和(自身を除く): 199980320

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 28109, 56218, 112436, 140545, 281090, 477853, 562180, 955706, 1911412, 2389265, 4778530, 8123501, 9557060, 16247002, 32494004, 40617505, 81235010, 162470020]

約数ペア:

[(1, 162470020), (2, 81235010), (4, 40617505), (5, 32494004), (10, 16247002), (17, 9557060), (20, 8123501), (34, 4778530), (68, 2389265), (85, 1911412), (170, 955706), (289, 562180), (340, 477853), (578, 281090), (1156, 140545), (1445, 112436), (2890, 56218), (5780, 28109)]