1767220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 4572288

約数和(自身を除く): 2805068

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 971, 1820, 1942, 3884, 4855, 6797, 9710, 12623, 13594, 19420, 25246, 27188, 33985, 50492, 63115, 67970, 88361, 126230, 135940, 176722, 252460, 353444, 441805, 883610, 1767220]

約数ペア:

[(1, 1767220), (2, 883610), (4, 441805), (5, 353444), (7, 252460), (10, 176722), (13, 135940), (14, 126230), (20, 88361), (26, 67970), (28, 63115), (35, 50492), (52, 33985), (65, 27188), (70, 25246), (91, 19420), (130, 13594), (140, 12623), (182, 9710), (260, 6797), (364, 4855), (455, 3884), (910, 1942), (971, 1820)]