5415880

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1907}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 12363840

約数和(自身を除く): 6947960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 1907, 2840, 3814, 7628, 9535, 15256, 19070, 38140, 76280, 135397, 270794, 541588, 676985, 1083176, 1353970, 2707940, 5415880]

約数ペア:

[(1, 5415880), (2, 2707940), (4, 1353970), (5, 1083176), (8, 676985), (10, 541588), (20, 270794), (40, 135397), (71, 76280), (142, 38140), (284, 19070), (355, 15256), (568, 9535), (710, 7628), (1420, 3814), (1907, 2840)]