20120162384

素因数分解:

$2^4\times 7^1\times {\mathrm{719}}^1\times {\mathrm{249853}}^1$

素因数の和:250587

約数の個数: 40

約数和(自身を含む): 44613930240

約数和(自身を除く): 24493767856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 719, 1438, 2876, 5033, 5752, 10066, 11504, 20132, 40264, 80528, 249853, 499706, 999412, 1748971, 1998824, 3497942, 3997648, 6995884, 13991768, 27983536, 179644307, 359288614, 718577228, 1257510149, 1437154456, 2515020298, 2874308912, 5030040596, 10060081192, 20120162384]

約数ペア:

[(1, 20120162384), (2, 10060081192), (4, 5030040596), (7, 2874308912), (8, 2515020298), (14, 1437154456), (16, 1257510149), (28, 718577228), (56, 359288614), (112, 179644307), (719, 27983536), (1438, 13991768), (2876, 6995884), (5033, 3997648), (5752, 3497942), (10066, 1998824), (11504, 1748971), (20132, 999412), (40264, 499706), (80528, 249853)]