1980972

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{1123}}^1$

素因数の和:1147

約数の個数: 54

約数和(自身を含む): 5830188

約数和(自身を除く): 3849216

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1123, 1764, 2246, 3369, 4492, 6738, 7861, 10107, 13476, 15722, 20214, 23583, 31444, 40428, 47166, 55027, 70749, 94332, 110054, 141498, 165081, 220108, 282996, 330162, 495243, 660324, 990486, 1980972]

約数ペア:

[(1, 1980972), (2, 990486), (3, 660324), (4, 495243), (6, 330162), (7, 282996), (9, 220108), (12, 165081), (14, 141498), (18, 110054), (21, 94332), (28, 70749), (36, 55027), (42, 47166), (49, 40428), (63, 31444), (84, 23583), (98, 20214), (126, 15722), (147, 13476), (196, 10107), (252, 7861), (294, 6738), (441, 4492), (588, 3369), (882, 2246), (1123, 1764)]