520098760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{10427}}^1$

素因数の和:10510

約数の個数: 64

約数和(自身を含む): 1238846400

約数和(自身を除く): 718747640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 580, 860, 1160, 1247, 1720, 2494, 4988, 6235, 9976, 10427, 12470, 20854, 24940, 41708, 49880, 52135, 83416, 104270, 208540, 302383, 417080, 448361, 604766, 896722, 1209532, 1511915, 1793444, 2241805, 2419064, 3023830, 3586888, 4483610, 6047660, 8967220, 12095320, 13002469, 17934440, 26004938, 52009876, 65012345, 104019752, 130024690, 260049380, 520098760]

約数ペア:

[(1, 520098760), (2, 260049380), (4, 130024690), (5, 104019752), (8, 65012345), (10, 52009876), (20, 26004938), (29, 17934440), (40, 13002469), (43, 12095320), (58, 8967220), (86, 6047660), (116, 4483610), (145, 3586888), (172, 3023830), (215, 2419064), (232, 2241805), (290, 1793444), (344, 1511915), (430, 1209532), (580, 896722), (860, 604766), (1160, 448361), (1247, 417080), (1720, 302383), (2494, 208540), (4988, 104270), (6235, 83416), (9976, 52135), (10427, 49880), (12470, 41708), (20854, 24940)]