8786380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 19192320

約数和(自身を除く): 10405940

約数列:

[1, 2, 4, 5, 10, 20, 67, 79, 83, 134, 158, 166, 268, 316, 332, 335, 395, 415, 670, 790, 830, 1340, 1580, 1660, 5293, 5561, 6557, 10586, 11122, 13114, 21172, 22244, 26228, 26465, 27805, 32785, 52930, 55610, 65570, 105860, 111220, 131140, 439319, 878638, 1757276, 2196595, 4393190, 8786380]

約数ペア:

[(1, 8786380), (2, 4393190), (4, 2196595), (5, 1757276), (10, 878638), (20, 439319), (67, 131140), (79, 111220), (83, 105860), (134, 65570), (158, 55610), (166, 52930), (268, 32785), (316, 27805), (332, 26465), (335, 26228), (395, 22244), (415, 21172), (670, 13114), (790, 11122), (830, 10586), (1340, 6557), (1580, 5561), (1660, 5293)]