2018808860

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{5521}}^1$

素因数の和:5966

約数の個数: 48

約数和(自身を含む): 4341617280

約数和(自身を除く): 2322808420

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 389, 470, 778, 940, 1556, 1945, 3890, 5521, 7780, 11042, 18283, 22084, 27605, 36566, 55210, 73132, 91415, 110420, 182830, 259487, 365660, 518974, 1037948, 1297435, 2147669, 2594870, 4295338, 5189740, 8590676, 10738345, 21476690, 42953380, 100940443, 201880886, 403761772, 504702215, 1009404430, 2018808860]

約数ペア:

[(1, 2018808860), (2, 1009404430), (4, 504702215), (5, 403761772), (10, 201880886), (20, 100940443), (47, 42953380), (94, 21476690), (188, 10738345), (235, 8590676), (389, 5189740), (470, 4295338), (778, 2594870), (940, 2147669), (1556, 1297435), (1945, 1037948), (3890, 518974), (5521, 365660), (7780, 259487), (11042, 182830), (18283, 110420), (22084, 91415), (27605, 73132), (36566, 55210)]