40202560

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1721}}^1$

素因数の和:1811

約数の個数: 56

約数和(自身を含む): 97100136

約数和(自身を除く): 56897576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 1168, 1460, 1721, 2336, 2920, 3442, 4672, 5840, 6884, 8605, 11680, 13768, 17210, 23360, 27536, 34420, 55072, 68840, 110144, 125633, 137680, 251266, 275360, 502532, 550720, 628165, 1005064, 1256330, 2010128, 2512660, 4020256, 5025320, 8040512, 10050640, 20101280, 40202560]

約数ペア:

[(1, 40202560), (2, 20101280), (4, 10050640), (5, 8040512), (8, 5025320), (10, 4020256), (16, 2512660), (20, 2010128), (32, 1256330), (40, 1005064), (64, 628165), (73, 550720), (80, 502532), (146, 275360), (160, 251266), (292, 137680), (320, 125633), (365, 110144), (584, 68840), (730, 55072), (1168, 34420), (1460, 27536), (1721, 23360), (2336, 17210), (2920, 13768), (3442, 11680), (4672, 8605), (5840, 6884)]