28809760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:938

約数の個数: 96

約数和(自身を含む): 80559360

約数和(自身を除く): 51749600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 464, 560, 580, 812, 887, 928, 1015, 1120, 1160, 1624, 1774, 2030, 2320, 3248, 3548, 4060, 4435, 4640, 6209, 6496, 7096, 8120, 8870, 12418, 14192, 16240, 17740, 24836, 25723, 28384, 31045, 32480, 35480, 49672, 51446, 62090, 70960, 99344, 102892, 124180, 128615, 141920, 180061, 198688, 205784, 248360, 257230, 360122, 411568, 496720, 514460, 720244, 823136, 900305, 993440, 1028920, 1440488, 1800610, 2057840, 2880976, 3601220, 4115680, 5761952, 7202440, 14404880, 28809760]

約数ペア:

[(1, 28809760), (2, 14404880), (4, 7202440), (5, 5761952), (7, 4115680), (8, 3601220), (10, 2880976), (14, 2057840), (16, 1800610), (20, 1440488), (28, 1028920), (29, 993440), (32, 900305), (35, 823136), (40, 720244), (56, 514460), (58, 496720), (70, 411568), (80, 360122), (112, 257230), (116, 248360), (140, 205784), (145, 198688), (160, 180061), (203, 141920), (224, 128615), (232, 124180), (280, 102892), (290, 99344), (406, 70960), (464, 62090), (560, 51446), (580, 49672), (812, 35480), (887, 32480), (928, 31045), (1015, 28384), (1120, 25723), (1160, 24836), (1624, 17740), (1774, 16240), (2030, 14192), (2320, 12418), (3248, 8870), (3548, 8120), (4060, 7096), (4435, 6496), (4640, 6209)]