977844520

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{92951}}^1$

素因数の和:93225

約数の個数: 32

約数和(自身を含む): 2208539520

約数和(自身を除く): 1230695000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 92951, 185902, 371804, 464755, 743608, 929510, 1859020, 3718040, 24446113, 48892226, 97784452, 122230565, 195568904, 244461130, 488922260, 977844520]

約数ペア:

[(1, 977844520), (2, 488922260), (4, 244461130), (5, 195568904), (8, 122230565), (10, 97784452), (20, 48892226), (40, 24446113), (263, 3718040), (526, 1859020), (1052, 929510), (1315, 743608), (2104, 464755), (2630, 371804), (5260, 185902), (10520, 92951)]