28855904

素因数分解:

$2^5\times 7^3\times {\mathrm{11}}^1\times {\mathrm{239}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 72576000

約数和(自身を除く): 43720096

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 239, 308, 343, 352, 392, 478, 539, 616, 686, 784, 956, 1078, 1232, 1372, 1568, 1673, 1912, 2156, 2464, 2629, 2744, 3346, 3773, 3824, 4312, 5258, 5488, 6692, 7546, 7648, 8624, 10516, 10976, 11711, 13384, 15092, 17248, 18403, 21032, 23422, 26768, 30184, 36806, 42064, 46844, 53536, 60368, 73612, 81977, 84128, 93688, 120736, 128821, 147224, 163954, 187376, 257642, 294448, 327908, 374752, 515284, 588896, 655816, 901747, 1030568, 1311632, 1803494, 2061136, 2623264, 3606988, 4122272, 7213976, 14427952, 28855904]

約数ペア:

[(1, 28855904), (2, 14427952), (4, 7213976), (7, 4122272), (8, 3606988), (11, 2623264), (14, 2061136), (16, 1803494), (22, 1311632), (28, 1030568), (32, 901747), (44, 655816), (49, 588896), (56, 515284), (77, 374752), (88, 327908), (98, 294448), (112, 257642), (154, 187376), (176, 163954), (196, 147224), (224, 128821), (239, 120736), (308, 93688), (343, 84128), (352, 81977), (392, 73612), (478, 60368), (539, 53536), (616, 46844), (686, 42064), (784, 36806), (956, 30184), (1078, 26768), (1232, 23422), (1372, 21032), (1568, 18403), (1673, 17248), (1912, 15092), (2156, 13384), (2464, 11711), (2629, 10976), (2744, 10516), (3346, 8624), (3773, 7648), (3824, 7546), (4312, 6692), (5258, 5488)]