123452860

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 265093920

約数和(自身を除く): 141641060

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 181, 268, 335, 362, 509, 670, 724, 905, 1018, 1340, 1810, 2036, 2545, 3620, 5090, 10180, 12127, 24254, 34103, 48508, 60635, 68206, 92129, 121270, 136412, 170515, 184258, 242540, 341030, 368516, 460645, 682060, 921290, 1842580, 6172643, 12345286, 24690572, 30863215, 61726430, 123452860]

約数ペア:

[(1, 123452860), (2, 61726430), (4, 30863215), (5, 24690572), (10, 12345286), (20, 6172643), (67, 1842580), (134, 921290), (181, 682060), (268, 460645), (335, 368516), (362, 341030), (509, 242540), (670, 184258), (724, 170515), (905, 136412), (1018, 121270), (1340, 92129), (1810, 68206), (2036, 60635), (2545, 48508), (3620, 34103), (5090, 24254), (10180, 12127)]