20407524470

素因数分解:

$2^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1033}}^1\times {\mathrm{7687}}^1$

素因数の和:8984

約数の個数: 32

約数和(自身を含む): 36916976448

約数和(自身を除く): 16509451978

約数列:

[1, 2, 5, 10, 257, 514, 1033, 1285, 2066, 2570, 5165, 7687, 10330, 15374, 38435, 76870, 265481, 530962, 1327405, 1975559, 2654810, 3951118, 7940671, 9877795, 15881342, 19755590, 39703355, 79406710, 2040752447, 4081504894, 10203762235, 20407524470]

約数ペア:

[(1, 20407524470), (2, 10203762235), (5, 4081504894), (10, 2040752447), (257, 79406710), (514, 39703355), (1033, 19755590), (1285, 15881342), (2066, 9877795), (2570, 7940671), (5165, 3951118), (7687, 2654810), (10330, 1975559), (15374, 1327405), (38435, 530962), (76870, 265481)]