28342380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42943}}^1$

素因数の和:42966

約数の個数: 48

約数和(自身を含む): 86575104

約数和(自身を除く): 58232724

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 42943, 85886, 128829, 171772, 214715, 257658, 429430, 472373, 515316, 644145, 858860, 944746, 1288290, 1417119, 1889492, 2361865, 2576580, 2834238, 4723730, 5668476, 7085595, 9447460, 14171190, 28342380]

約数ペア:

[(1, 28342380), (2, 14171190), (3, 9447460), (4, 7085595), (5, 5668476), (6, 4723730), (10, 2834238), (11, 2576580), (12, 2361865), (15, 1889492), (20, 1417119), (22, 1288290), (30, 944746), (33, 858860), (44, 644145), (55, 515316), (60, 472373), (66, 429430), (110, 257658), (132, 214715), (165, 171772), (220, 128829), (330, 85886), (660, 42943)]