40070144

素因数分解:

$2^{10}\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:488

約数の個数: 44

約数和(自身を含む): 81061200

約数和(自身を除く): 40991056

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 359, 436, 512, 718, 872, 1024, 1436, 1744, 2872, 3488, 5744, 6976, 11488, 13952, 22976, 27904, 39131, 45952, 55808, 78262, 91904, 111616, 156524, 183808, 313048, 367616, 626096, 1252192, 2504384, 5008768, 10017536, 20035072, 40070144]

約数ペア:

[(1, 40070144), (2, 20035072), (4, 10017536), (8, 5008768), (16, 2504384), (32, 1252192), (64, 626096), (109, 367616), (128, 313048), (218, 183808), (256, 156524), (359, 111616), (436, 91904), (512, 78262), (718, 55808), (872, 45952), (1024, 39131), (1436, 27904), (1744, 22976), (2872, 13952), (3488, 11488), (5744, 6976)]