21822080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{4871}}^1$

素因数の和:4897

約数の個数: 64

約数和(自身を含む): 59633280

約数和(自身を除く): 37811200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 4871, 9742, 19484, 24355, 34097, 38968, 48710, 68194, 77936, 97420, 136388, 155872, 170485, 194840, 272776, 311744, 340970, 389680, 545552, 623488, 681940, 779360, 1091104, 1363880, 1558720, 2182208, 2727760, 3117440, 4364416, 5455520, 10911040, 21822080]

約数ペア:

[(1, 21822080), (2, 10911040), (4, 5455520), (5, 4364416), (7, 3117440), (8, 2727760), (10, 2182208), (14, 1558720), (16, 1363880), (20, 1091104), (28, 779360), (32, 681940), (35, 623488), (40, 545552), (56, 389680), (64, 340970), (70, 311744), (80, 272776), (112, 194840), (128, 170485), (140, 155872), (160, 136388), (224, 97420), (280, 77936), (320, 68194), (448, 48710), (560, 38968), (640, 34097), (896, 24355), (1120, 19484), (2240, 9742), (4480, 4871)]