25638470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17929}}^1$

素因数の和:17960

約数の個数: 32

約数和(自身を含む): 54220320

約数和(自身を除く): 28581850

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 17929, 35858, 89645, 179290, 197219, 233077, 394438, 466154, 986095, 1165385, 1972190, 2330770, 2563847, 5127694, 12819235, 25638470]

約数ペア:

[(1, 25638470), (2, 12819235), (5, 5127694), (10, 2563847), (11, 2330770), (13, 1972190), (22, 1165385), (26, 986095), (55, 466154), (65, 394438), (110, 233077), (130, 197219), (143, 179290), (286, 89645), (715, 35858), (1430, 17929)]