1773162520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1\times {\mathrm{971}}^1$

素因数の和:1696

約数の個数: 64

約数和(自身を含む): 4056272640

約数和(自身を除く): 2283110120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 643, 710, 971, 1286, 1420, 1942, 2572, 2840, 3215, 3884, 4855, 5144, 6430, 7768, 9710, 12860, 19420, 25720, 38840, 45653, 68941, 91306, 137882, 182612, 228265, 275764, 344705, 365224, 456530, 551528, 624353, 689410, 913060, 1248706, 1378820, 1826120, 2497412, 2757640, 3121765, 4994824, 6243530, 12487060, 24974120, 44329063, 88658126, 177316252, 221645315, 354632504, 443290630, 886581260, 1773162520]

約数ペア:

[(1, 1773162520), (2, 886581260), (4, 443290630), (5, 354632504), (8, 221645315), (10, 177316252), (20, 88658126), (40, 44329063), (71, 24974120), (142, 12487060), (284, 6243530), (355, 4994824), (568, 3121765), (643, 2757640), (710, 2497412), (971, 1826120), (1286, 1378820), (1420, 1248706), (1942, 913060), (2572, 689410), (2840, 624353), (3215, 551528), (3884, 456530), (4855, 365224), (5144, 344705), (6430, 275764), (7768, 228265), (9710, 182612), (12860, 137882), (19420, 91306), (25720, 68941), (38840, 45653)]