5655227720

素因数分解:

$2^3\times 5^1\times {\mathrm{977}}^1\times {\mathrm{144709}}^1$

素因数の和:145697

約数の個数: 32

約数和(自身を含む): 12737374200

約数和(自身を除く): 7082146480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 977, 1954, 3908, 4885, 7816, 9770, 19540, 39080, 144709, 289418, 578836, 723545, 1157672, 1447090, 2894180, 5788360, 141380693, 282761386, 565522772, 706903465, 1131045544, 1413806930, 2827613860, 5655227720]

約数ペア:

[(1, 5655227720), (2, 2827613860), (4, 1413806930), (5, 1131045544), (8, 706903465), (10, 565522772), (20, 282761386), (40, 141380693), (977, 5788360), (1954, 2894180), (3908, 1447090), (4885, 1157672), (7816, 723545), (9770, 578836), (19540, 289418), (39080, 144709)]