3115520

素因数分解:

$2^9\times 5^1\times {\mathrm{1217}}^1$

素因数の和:1240

約数の個数: 40

約数和(自身を含む): 7476084

約数和(自身を除く): 4360564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1217, 1280, 2434, 2560, 4868, 6085, 9736, 12170, 19472, 24340, 38944, 48680, 77888, 97360, 155776, 194720, 311552, 389440, 623104, 778880, 1557760, 3115520]

約数ペア:

[(1, 3115520), (2, 1557760), (4, 778880), (5, 623104), (8, 389440), (10, 311552), (16, 194720), (20, 155776), (32, 97360), (40, 77888), (64, 48680), (80, 38944), (128, 24340), (160, 19472), (256, 12170), (320, 9736), (512, 6085), (640, 4868), (1217, 2560), (1280, 2434)]