2408840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1229}}^1$

素因数の和:1254

約数の個数: 48

約数和(自身を含む): 6309900

約数和(自身を除く): 3901060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1229, 1960, 2458, 4916, 6145, 8603, 9832, 12290, 17206, 24580, 34412, 43015, 49160, 60221, 68824, 86030, 120442, 172060, 240884, 301105, 344120, 481768, 602210, 1204420, 2408840]

約数ペア:

[(1, 2408840), (2, 1204420), (4, 602210), (5, 481768), (7, 344120), (8, 301105), (10, 240884), (14, 172060), (20, 120442), (28, 86030), (35, 68824), (40, 60221), (49, 49160), (56, 43015), (70, 34412), (98, 24580), (140, 17206), (196, 12290), (245, 9832), (280, 8603), (392, 6145), (490, 4916), (980, 2458), (1229, 1960)]