277720190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{41389}}^1$

素因数の和:41468

約数の個数: 32

約数和(自身を含む): 554294880

約数和(自身を除く): 276574690

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 3355, 6710, 41389, 82778, 206945, 413890, 455279, 910558, 2276395, 2524729, 4552790, 5049458, 12623645, 25247290, 27772019, 55544038, 138860095, 277720190]

約数ペア:

[(1, 277720190), (2, 138860095), (5, 55544038), (10, 27772019), (11, 25247290), (22, 12623645), (55, 5049458), (61, 4552790), (110, 2524729), (122, 2276395), (305, 910558), (610, 455279), (671, 413890), (1342, 206945), (3355, 82778), (6710, 41389)]