420170072

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{326219}}^1$

素因数の和:326255

約数の個数: 32

約数和(自身を含む): 939513600

約数和(自身を除く): 519343528

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 326219, 652438, 1304876, 2283533, 2609752, 4567066, 7503037, 9134132, 15006074, 18268264, 30012148, 52521259, 60024296, 105042518, 210085036, 420170072]

約数ペア:

[(1, 420170072), (2, 210085036), (4, 105042518), (7, 60024296), (8, 52521259), (14, 30012148), (23, 18268264), (28, 15006074), (46, 9134132), (56, 7503037), (92, 4567066), (161, 2609752), (184, 2283533), (322, 1304876), (644, 652438), (1288, 326219)]