1871408

素因数分解:

$2^4\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:71

約数の個数: 80

約数和(自身を含む): 4761600

約数和(自身を除く): 2890192

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 49, 56, 62, 77, 88, 98, 112, 124, 154, 176, 196, 217, 248, 308, 341, 343, 392, 434, 496, 539, 616, 682, 686, 784, 868, 1078, 1232, 1364, 1372, 1519, 1736, 2156, 2387, 2728, 2744, 3038, 3472, 3773, 4312, 4774, 5456, 5488, 6076, 7546, 8624, 9548, 10633, 12152, 15092, 16709, 19096, 21266, 24304, 30184, 33418, 38192, 42532, 60368, 66836, 85064, 116963, 133672, 170128, 233926, 267344, 467852, 935704, 1871408]

約数ペア:

[(1, 1871408), (2, 935704), (4, 467852), (7, 267344), (8, 233926), (11, 170128), (14, 133672), (16, 116963), (22, 85064), (28, 66836), (31, 60368), (44, 42532), (49, 38192), (56, 33418), (62, 30184), (77, 24304), (88, 21266), (98, 19096), (112, 16709), (124, 15092), (154, 12152), (176, 10633), (196, 9548), (217, 8624), (248, 7546), (308, 6076), (341, 5488), (343, 5456), (392, 4774), (434, 4312), (496, 3773), (539, 3472), (616, 3038), (682, 2744), (686, 2728), (784, 2387), (868, 2156), (1078, 1736), (1232, 1519), (1364, 1372)]