1942740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 6054048

約数和(自身を除く): 4111308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 251, 258, 387, 430, 502, 516, 645, 753, 774, 860, 1004, 1255, 1290, 1506, 1548, 1935, 2259, 2510, 2580, 3012, 3765, 3870, 4518, 5020, 7530, 7740, 9036, 10793, 11295, 15060, 21586, 22590, 32379, 43172, 45180, 53965, 64758, 97137, 107930, 129516, 161895, 194274, 215860, 323790, 388548, 485685, 647580, 971370, 1942740]

約数ペア:

[(1, 1942740), (2, 971370), (3, 647580), (4, 485685), (5, 388548), (6, 323790), (9, 215860), (10, 194274), (12, 161895), (15, 129516), (18, 107930), (20, 97137), (30, 64758), (36, 53965), (43, 45180), (45, 43172), (60, 32379), (86, 22590), (90, 21586), (129, 15060), (172, 11295), (180, 10793), (215, 9036), (251, 7740), (258, 7530), (387, 5020), (430, 4518), (502, 3870), (516, 3765), (645, 3012), (753, 2580), (774, 2510), (860, 2259), (1004, 1935), (1255, 1548), (1290, 1506)]