2450770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 5096448

約数和(自身を除く): 2645678

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 223, 314, 446, 785, 1099, 1115, 1561, 1570, 2198, 2230, 3122, 5495, 7805, 10990, 15610, 35011, 70022, 175055, 245077, 350110, 490154, 1225385, 2450770]

約数ペア:

[(1, 2450770), (2, 1225385), (5, 490154), (7, 350110), (10, 245077), (14, 175055), (35, 70022), (70, 35011), (157, 15610), (223, 10990), (314, 7805), (446, 5495), (785, 3122), (1099, 2230), (1115, 2198), (1561, 1570)]