630907408

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{390413}}^1$

素因数の和:390522

約数の個数: 20

約数和(自身を含む): 1234489068

約数和(自身を除く): 603581660

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 390413, 780826, 1561652, 3123304, 6246608, 39431713, 78863426, 157726852, 315453704, 630907408]

約数ペア:

[(1, 630907408), (2, 315453704), (4, 157726852), (8, 78863426), (16, 39431713), (101, 6246608), (202, 3123304), (404, 1561652), (808, 780826), (1616, 390413)]