31443440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{56149}}^1$

素因数の和:56169

約数の個数: 40

約数和(自身を含む): 83551200

約数和(自身を除く): 52107760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 56149, 112298, 224596, 280745, 393043, 449192, 561490, 786086, 898384, 1122980, 1572172, 1965215, 2245960, 3144344, 3930430, 4491920, 6288688, 7860860, 15721720, 31443440]

約数ペア:

[(1, 31443440), (2, 15721720), (4, 7860860), (5, 6288688), (7, 4491920), (8, 3930430), (10, 3144344), (14, 2245960), (16, 1965215), (20, 1572172), (28, 1122980), (35, 898384), (40, 786086), (56, 561490), (70, 449192), (80, 393043), (112, 280745), (140, 224596), (280, 112298), (560, 56149)]