2175440

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:467

約数の個数: 40

約数和(自身を含む): 5142528

約数和(自身を除く): 2967088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 383, 568, 710, 766, 1136, 1420, 1532, 1915, 2840, 3064, 3830, 5680, 6128, 7660, 15320, 27193, 30640, 54386, 108772, 135965, 217544, 271930, 435088, 543860, 1087720, 2175440]

約数ペア:

[(1, 2175440), (2, 1087720), (4, 543860), (5, 435088), (8, 271930), (10, 217544), (16, 135965), (20, 108772), (40, 54386), (71, 30640), (80, 27193), (142, 15320), (284, 7660), (355, 6128), (383, 5680), (568, 3830), (710, 3064), (766, 2840), (1136, 1915), (1420, 1532)]