9961280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{4447}}^1$

素因数の和:4471

約数の個数: 56

約数和(自身を含む): 27115008

約数和(自身を除く): 17153728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 4447, 8894, 17788, 22235, 31129, 35576, 44470, 62258, 71152, 88940, 124516, 142304, 155645, 177880, 249032, 284608, 311290, 355760, 498064, 622580, 711520, 996128, 1245160, 1423040, 1992256, 2490320, 4980640, 9961280]

約数ペア:

[(1, 9961280), (2, 4980640), (4, 2490320), (5, 1992256), (7, 1423040), (8, 1245160), (10, 996128), (14, 711520), (16, 622580), (20, 498064), (28, 355760), (32, 311290), (35, 284608), (40, 249032), (56, 177880), (64, 155645), (70, 142304), (80, 124516), (112, 88940), (140, 71152), (160, 62258), (224, 44470), (280, 35576), (320, 31129), (448, 22235), (560, 17788), (1120, 8894), (2240, 4447)]