1609569820

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{503}}^1\times {\mathrm{829}}^1$

素因数の和:1534

約数の個数: 48

約数和(自身を含む): 3408471360

約数和(自身を除く): 1798901540

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 503, 772, 829, 965, 1006, 1658, 1930, 2012, 2515, 3316, 3860, 4145, 5030, 8290, 10060, 16580, 97079, 159997, 194158, 319994, 388316, 416987, 485395, 639988, 799985, 833974, 970790, 1599970, 1667948, 1941580, 2084935, 3199940, 4169870, 8339740, 80478491, 160956982, 321913964, 402392455, 804784910, 1609569820]

約数ペア:

[(1, 1609569820), (2, 804784910), (4, 402392455), (5, 321913964), (10, 160956982), (20, 80478491), (193, 8339740), (386, 4169870), (503, 3199940), (772, 2084935), (829, 1941580), (965, 1667948), (1006, 1599970), (1658, 970790), (1930, 833974), (2012, 799985), (2515, 639988), (3316, 485395), (3860, 416987), (4145, 388316), (5030, 319994), (8290, 194158), (10060, 159997), (16580, 97079)]