8335280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3361}}^1$

素因数の和:3405

約数の個数: 40

約数和(自身を含む): 20010624

約数和(自身を除く): 11675344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3361, 6722, 13444, 16805, 26888, 33610, 53776, 67220, 104191, 134440, 208382, 268880, 416764, 520955, 833528, 1041910, 1667056, 2083820, 4167640, 8335280]

約数ペア:

[(1, 8335280), (2, 4167640), (4, 2083820), (5, 1667056), (8, 1041910), (10, 833528), (16, 520955), (20, 416764), (31, 268880), (40, 208382), (62, 134440), (80, 104191), (124, 67220), (155, 53776), (248, 33610), (310, 26888), (496, 16805), (620, 13444), (1240, 6722), (2480, 3361)]