39464920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 97524000

約数和(自身を除く): 58059080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 257, 349, 440, 514, 698, 1028, 1285, 1396, 1745, 2056, 2570, 2792, 2827, 3490, 3839, 5140, 5654, 6980, 7678, 10280, 11308, 13960, 14135, 15356, 19195, 22616, 28270, 30712, 38390, 56540, 76780, 89693, 113080, 153560, 179386, 358772, 448465, 717544, 896930, 986623, 1793860, 1973246, 3587720, 3946492, 4933115, 7892984, 9866230, 19732460, 39464920]

約数ペア:

[(1, 39464920), (2, 19732460), (4, 9866230), (5, 7892984), (8, 4933115), (10, 3946492), (11, 3587720), (20, 1973246), (22, 1793860), (40, 986623), (44, 896930), (55, 717544), (88, 448465), (110, 358772), (220, 179386), (257, 153560), (349, 113080), (440, 89693), (514, 76780), (698, 56540), (1028, 38390), (1285, 30712), (1396, 28270), (1745, 22616), (2056, 19195), (2570, 15356), (2792, 14135), (2827, 13960), (3490, 11308), (3839, 10280), (5140, 7678), (5654, 6980)]