2980493320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{20353}}^1$

素因数の和:20894

約数の個数: 64

約数和(自身を含む): 7679157120

約数和(自身を除く): 4698663800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 523, 1046, 2092, 2615, 3661, 4184, 5230, 7322, 10460, 14644, 18305, 20353, 20920, 29288, 36610, 40706, 73220, 81412, 101765, 142471, 146440, 162824, 203530, 284942, 407060, 569884, 712355, 814120, 1139768, 1424710, 2849420, 5698840, 10644619, 21289238, 42578476, 53223095, 74512333, 85156952, 106446190, 149024666, 212892380, 298049332, 372561665, 425784760, 596098664, 745123330, 1490246660, 2980493320]

約数ペア:

[(1, 2980493320), (2, 1490246660), (4, 745123330), (5, 596098664), (7, 425784760), (8, 372561665), (10, 298049332), (14, 212892380), (20, 149024666), (28, 106446190), (35, 85156952), (40, 74512333), (56, 53223095), (70, 42578476), (140, 21289238), (280, 10644619), (523, 5698840), (1046, 2849420), (2092, 1424710), (2615, 1139768), (3661, 814120), (4184, 712355), (5230, 569884), (7322, 407060), (10460, 284942), (14644, 203530), (18305, 162824), (20353, 146440), (20920, 142471), (29288, 101765), (36610, 81412), (40706, 73220)]