556261520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{224299}}^1$

素因数の和:224343

約数の個数: 40

約数和(自身を含む): 1335033600

約数和(自身を除く): 778772080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 224299, 448598, 897196, 1121495, 1794392, 2242990, 3588784, 4485980, 6953269, 8971960, 13906538, 17943920, 27813076, 34766345, 55626152, 69532690, 111252304, 139065380, 278130760, 556261520]

約数ペア:

[(1, 556261520), (2, 278130760), (4, 139065380), (5, 111252304), (8, 69532690), (10, 55626152), (16, 34766345), (20, 27813076), (31, 17943920), (40, 13906538), (62, 8971960), (80, 6953269), (124, 4485980), (155, 3588784), (248, 2242990), (310, 1794392), (496, 1121495), (620, 897196), (1240, 448598), (2480, 224299)]