28975520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:694

約数の個数: 96

約数和(自身を含む): 80269056

約数和(自身を除く): 51293536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 328, 410, 560, 574, 631, 656, 820, 1120, 1148, 1262, 1312, 1435, 1640, 2296, 2524, 2870, 3155, 3280, 4417, 4592, 5048, 5740, 6310, 6560, 8834, 9184, 10096, 11480, 12620, 17668, 20192, 22085, 22960, 25240, 25871, 35336, 44170, 45920, 50480, 51742, 70672, 88340, 100960, 103484, 129355, 141344, 176680, 181097, 206968, 258710, 353360, 362194, 413936, 517420, 706720, 724388, 827872, 905485, 1034840, 1448776, 1810970, 2069680, 2897552, 3621940, 4139360, 5795104, 7243880, 14487760, 28975520]

約数ペア:

[(1, 28975520), (2, 14487760), (4, 7243880), (5, 5795104), (7, 4139360), (8, 3621940), (10, 2897552), (14, 2069680), (16, 1810970), (20, 1448776), (28, 1034840), (32, 905485), (35, 827872), (40, 724388), (41, 706720), (56, 517420), (70, 413936), (80, 362194), (82, 353360), (112, 258710), (140, 206968), (160, 181097), (164, 176680), (205, 141344), (224, 129355), (280, 103484), (287, 100960), (328, 88340), (410, 70672), (560, 51742), (574, 50480), (631, 45920), (656, 44170), (820, 35336), (1120, 25871), (1148, 25240), (1262, 22960), (1312, 22085), (1435, 20192), (1640, 17668), (2296, 12620), (2524, 11480), (2870, 10096), (3155, 9184), (3280, 8834), (4417, 6560), (4592, 6310), (5048, 5740)]