17740880

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1051}}^1$

素因数の和:1275

約数の個数: 40

約数和(自身を含む): 41482464

約数和(自身を除く): 23741584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1051, 1055, 1688, 2102, 2110, 3376, 4204, 4220, 5255, 8408, 8440, 10510, 16816, 16880, 21020, 42040, 84080, 221761, 443522, 887044, 1108805, 1774088, 2217610, 3548176, 4435220, 8870440, 17740880]

約数ペア:

[(1, 17740880), (2, 8870440), (4, 4435220), (5, 3548176), (8, 2217610), (10, 1774088), (16, 1108805), (20, 887044), (40, 443522), (80, 221761), (211, 84080), (422, 42040), (844, 21020), (1051, 16880), (1055, 16816), (1688, 10510), (2102, 8440), (2110, 8408), (3376, 5255), (4204, 4220)]