2057706680

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{9719}}^1$

素因数の和:9876

約数の個数: 64

約数和(自身を含む): 4758912000

約数和(自身を除く): 2701205320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 79, 134, 158, 268, 316, 335, 395, 536, 632, 670, 790, 1340, 1580, 2680, 3160, 5293, 9719, 10586, 19438, 21172, 26465, 38876, 42344, 48595, 52930, 77752, 97190, 105860, 194380, 211720, 388760, 651173, 767801, 1302346, 1535602, 2604692, 3071204, 3255865, 3839005, 5209384, 6142408, 6511730, 7678010, 13023460, 15356020, 26046920, 30712040, 51442667, 102885334, 205770668, 257213335, 411541336, 514426670, 1028853340, 2057706680]

約数ペア:

[(1, 2057706680), (2, 1028853340), (4, 514426670), (5, 411541336), (8, 257213335), (10, 205770668), (20, 102885334), (40, 51442667), (67, 30712040), (79, 26046920), (134, 15356020), (158, 13023460), (268, 7678010), (316, 6511730), (335, 6142408), (395, 5209384), (536, 3839005), (632, 3255865), (670, 3071204), (790, 2604692), (1340, 1535602), (1580, 1302346), (2680, 767801), (3160, 651173), (5293, 388760), (9719, 211720), (10586, 194380), (19438, 105860), (21172, 97190), (26465, 77752), (38876, 52930), (42344, 48595)]