2069375

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:81

約数の個数: 40

約数和(自身を含む): 3298944

約数和(自身を除く): 1229569

約数列:

[1, 5, 7, 11, 25, 35, 43, 55, 77, 125, 175, 215, 275, 301, 385, 473, 625, 875, 1075, 1375, 1505, 1925, 2365, 3311, 4375, 5375, 6875, 7525, 9625, 11825, 16555, 26875, 37625, 48125, 59125, 82775, 188125, 295625, 413875, 2069375]

約数ペア:

[(1, 2069375), (5, 413875), (7, 295625), (11, 188125), (25, 82775), (35, 59125), (43, 48125), (55, 37625), (77, 26875), (125, 16555), (175, 11825), (215, 9625), (275, 7525), (301, 6875), (385, 5375), (473, 4375), (625, 3311), (875, 2365), (1075, 1925), (1375, 1505)]