401028304

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{281621}}^1$

素因数の和:281718

約数の個数: 20

約数和(自身を含む): 785725380

約数和(自身を除く): 384697076

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 281621, 563242, 1126484, 2252968, 4505936, 25064269, 50128538, 100257076, 200514152, 401028304]

約数ペア:

[(1, 401028304), (2, 200514152), (4, 100257076), (8, 50128538), (16, 25064269), (89, 4505936), (178, 2252968), (356, 1126484), (712, 563242), (1424, 281621)]