402489260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{1933}}^1$

素因数の和:2330

約数の個数: 48

約数和(自身を含む): 877262400

約数和(自身を除く): 474773140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 359, 580, 718, 1436, 1795, 1933, 3590, 3866, 7180, 7732, 9665, 10411, 19330, 20822, 38660, 41644, 52055, 56057, 104110, 112114, 208220, 224228, 280285, 560570, 693947, 1121140, 1387894, 2775788, 3469735, 6939470, 13878940, 20124463, 40248926, 80497852, 100622315, 201244630, 402489260]

約数ペア:

[(1, 402489260), (2, 201244630), (4, 100622315), (5, 80497852), (10, 40248926), (20, 20124463), (29, 13878940), (58, 6939470), (116, 3469735), (145, 2775788), (290, 1387894), (359, 1121140), (580, 693947), (718, 560570), (1436, 280285), (1795, 224228), (1933, 208220), (3590, 112114), (3866, 104110), (7180, 56057), (7732, 52055), (9665, 41644), (10411, 38660), (19330, 20822)]