2807720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4129}}^1$

素因数の和:4157

約数の個数: 32

約数和(自身を含む): 6690600

約数和(自身を除く): 3882880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 4129, 8258, 16516, 20645, 33032, 41290, 70193, 82580, 140386, 165160, 280772, 350965, 561544, 701930, 1403860, 2807720]

約数ペア:

[(1, 2807720), (2, 1403860), (4, 701930), (5, 561544), (8, 350965), (10, 280772), (17, 165160), (20, 140386), (34, 82580), (40, 70193), (68, 41290), (85, 33032), (136, 20645), (170, 16516), (340, 8258), (680, 4129)]