400057648

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{58013}}^1$

素因数の和:58452

約数の個数: 20

約数和(自身を含む): 776923488

約数和(自身を除く): 376865840

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 3448, 6896, 58013, 116026, 232052, 464104, 928208, 25003603, 50007206, 100014412, 200028824, 400057648]

約数ペア:

[(1, 400057648), (2, 200028824), (4, 100014412), (8, 50007206), (16, 25003603), (431, 928208), (862, 464104), (1724, 232052), (3448, 116026), (6896, 58013)]