3224780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 7432320

約数和(自身を除く): 4207540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 157, 158, 260, 314, 316, 395, 628, 785, 790, 1027, 1570, 1580, 2041, 2054, 3140, 4082, 4108, 5135, 8164, 10205, 10270, 12403, 20410, 20540, 24806, 40820, 49612, 62015, 124030, 161239, 248060, 322478, 644956, 806195, 1612390, 3224780]

約数ペア:

[(1, 3224780), (2, 1612390), (4, 806195), (5, 644956), (10, 322478), (13, 248060), (20, 161239), (26, 124030), (52, 62015), (65, 49612), (79, 40820), (130, 24806), (157, 20540), (158, 20410), (260, 12403), (314, 10270), (316, 10205), (395, 8164), (628, 5135), (785, 4108), (790, 4082), (1027, 3140), (1570, 2054), (1580, 2041)]