1813492040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{3769}}^1$

素因数の和:4326

約数の個数: 64

約数和(自身を含む): 4267036800

約数和(自身を除く): 2453544760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 523, 920, 1046, 2092, 2615, 3769, 4184, 5230, 7538, 10460, 12029, 15076, 18845, 20920, 24058, 30152, 37690, 48116, 60145, 75380, 86687, 96232, 120290, 150760, 173374, 240580, 346748, 433435, 481160, 693496, 866870, 1733740, 1971187, 3467480, 3942374, 7884748, 9855935, 15769496, 19711870, 39423740, 45337301, 78847480, 90674602, 181349204, 226686505, 362698408, 453373010, 906746020, 1813492040]

約数ペア:

[(1, 1813492040), (2, 906746020), (4, 453373010), (5, 362698408), (8, 226686505), (10, 181349204), (20, 90674602), (23, 78847480), (40, 45337301), (46, 39423740), (92, 19711870), (115, 15769496), (184, 9855935), (230, 7884748), (460, 3942374), (523, 3467480), (920, 1971187), (1046, 1733740), (2092, 866870), (2615, 693496), (3769, 481160), (4184, 433435), (5230, 346748), (7538, 240580), (10460, 173374), (12029, 150760), (15076, 120290), (18845, 96232), (20920, 86687), (24058, 75380), (30152, 60145), (37690, 48116)]