5160880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2125

約数の個数: 40

約数和(自身を含む): 12392064

約数和(自身を除く): 7231184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2081, 2480, 4162, 8324, 10405, 16648, 20810, 33296, 41620, 64511, 83240, 129022, 166480, 258044, 322555, 516088, 645110, 1032176, 1290220, 2580440, 5160880]

約数ペア:

[(1, 5160880), (2, 2580440), (4, 1290220), (5, 1032176), (8, 645110), (10, 516088), (16, 322555), (20, 258044), (31, 166480), (40, 129022), (62, 83240), (80, 64511), (124, 41620), (155, 33296), (248, 20810), (310, 16648), (496, 10405), (620, 8324), (1240, 4162), (2081, 2480)]