3402980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 8279040

約数和(自身を除く): 4876060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 223, 436, 446, 545, 763, 892, 1090, 1115, 1526, 1561, 2180, 2230, 3052, 3122, 3815, 4460, 6244, 7630, 7805, 15260, 15610, 24307, 31220, 48614, 97228, 121535, 170149, 243070, 340298, 486140, 680596, 850745, 1701490, 3402980]

約数ペア:

[(1, 3402980), (2, 1701490), (4, 850745), (5, 680596), (7, 486140), (10, 340298), (14, 243070), (20, 170149), (28, 121535), (35, 97228), (70, 48614), (109, 31220), (140, 24307), (218, 15610), (223, 15260), (436, 7805), (446, 7630), (545, 6244), (763, 4460), (892, 3815), (1090, 3122), (1115, 3052), (1526, 2230), (1561, 2180)]