401024872

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{20369}}^1$

素因数の和:20505

約数の個数: 32

約数和(自身を含む): 791985600

約数和(自身を除く): 390960728

約数列:

[1, 2, 4, 8, 23, 46, 92, 107, 184, 214, 428, 856, 2461, 4922, 9844, 19688, 20369, 40738, 81476, 162952, 468487, 936974, 1873948, 2179483, 3747896, 4358966, 8717932, 17435864, 50128109, 100256218, 200512436, 401024872]

約数ペア:

[(1, 401024872), (2, 200512436), (4, 100256218), (8, 50128109), (23, 17435864), (46, 8717932), (92, 4358966), (107, 3747896), (184, 2179483), (214, 1873948), (428, 936974), (856, 468487), (2461, 162952), (4922, 81476), (9844, 40738), (19688, 20369)]