2002074640

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{342821}}^1$

素因数の和:342907

約数の個数: 40

約数和(自身を含む): 4718602008

約数和(自身を除く): 2716527368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 342821, 685642, 1371284, 1714105, 2742568, 3428210, 5485136, 6856420, 13712840, 25025933, 27425680, 50051866, 100103732, 125129665, 200207464, 250259330, 400414928, 500518660, 1001037320, 2002074640]

約数ペア:

[(1, 2002074640), (2, 1001037320), (4, 500518660), (5, 400414928), (8, 250259330), (10, 200207464), (16, 125129665), (20, 100103732), (40, 50051866), (73, 27425680), (80, 25025933), (146, 13712840), (292, 6856420), (365, 5485136), (584, 3428210), (730, 2742568), (1168, 1714105), (1460, 1371284), (2920, 685642), (5840, 342821)]