263714980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{2003}}^1$

素因数の和:2268

約数の個数: 48

約数和(自身を含む): 575709120

約数和(自身を除く): 311994140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 227, 290, 454, 580, 908, 1135, 2003, 2270, 4006, 4540, 6583, 8012, 10015, 13166, 20030, 26332, 32915, 40060, 58087, 65830, 116174, 131660, 232348, 290435, 454681, 580870, 909362, 1161740, 1818724, 2273405, 4546810, 9093620, 13185749, 26371498, 52742996, 65928745, 131857490, 263714980]

約数ペア:

[(1, 263714980), (2, 131857490), (4, 65928745), (5, 52742996), (10, 26371498), (20, 13185749), (29, 9093620), (58, 4546810), (116, 2273405), (145, 1818724), (227, 1161740), (290, 909362), (454, 580870), (580, 454681), (908, 290435), (1135, 232348), (2003, 131660), (2270, 116174), (4006, 65830), (4540, 58087), (6583, 40060), (8012, 32915), (10015, 26332), (13166, 20030)]