40773940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{647}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 90139392

約数和(自身を除く): 49365452

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 137, 230, 274, 460, 548, 647, 685, 1294, 1370, 2588, 2740, 3151, 3235, 6302, 6470, 12604, 12940, 14881, 15755, 29762, 31510, 59524, 63020, 74405, 88639, 148810, 177278, 297620, 354556, 443195, 886390, 1772780, 2038697, 4077394, 8154788, 10193485, 20386970, 40773940]

約数ペア:

[(1, 40773940), (2, 20386970), (4, 10193485), (5, 8154788), (10, 4077394), (20, 2038697), (23, 1772780), (46, 886390), (92, 443195), (115, 354556), (137, 297620), (230, 177278), (274, 148810), (460, 88639), (548, 74405), (647, 63020), (685, 59524), (1294, 31510), (1370, 29762), (2588, 15755), (2740, 14881), (3151, 12940), (3235, 12604), (6302, 6470)]