222724580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1759}}^1$

素因数の和:2268

約数の個数: 48

約数和(自身を含む): 505021440

約数和(自身を除く): 282296860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 487, 974, 1759, 1948, 2435, 3518, 4870, 6331, 7036, 8795, 9740, 12662, 17590, 22867, 25324, 31655, 35180, 45734, 63310, 91468, 114335, 126620, 228670, 457340, 856633, 1713266, 3426532, 4283165, 8566330, 11136229, 17132660, 22272458, 44544916, 55681145, 111362290, 222724580]

約数ペア:

[(1, 222724580), (2, 111362290), (4, 55681145), (5, 44544916), (10, 22272458), (13, 17132660), (20, 11136229), (26, 8566330), (52, 4283165), (65, 3426532), (130, 1713266), (260, 856633), (487, 457340), (974, 228670), (1759, 126620), (1948, 114335), (2435, 91468), (3518, 63310), (4870, 45734), (6331, 35180), (7036, 31655), (8795, 25324), (9740, 22867), (12662, 17590)]