3798520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 9525600

約数和(自身を除く): 5727080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 97, 110, 178, 194, 220, 356, 388, 440, 445, 485, 712, 776, 890, 970, 979, 1067, 1780, 1940, 1958, 2134, 3560, 3880, 3916, 4268, 4895, 5335, 7832, 8536, 8633, 9790, 10670, 17266, 19580, 21340, 34532, 39160, 42680, 43165, 69064, 86330, 94963, 172660, 189926, 345320, 379852, 474815, 759704, 949630, 1899260, 3798520]

約数ペア:

[(1, 3798520), (2, 1899260), (4, 949630), (5, 759704), (8, 474815), (10, 379852), (11, 345320), (20, 189926), (22, 172660), (40, 94963), (44, 86330), (55, 69064), (88, 43165), (89, 42680), (97, 39160), (110, 34532), (178, 21340), (194, 19580), (220, 17266), (356, 10670), (388, 9790), (440, 8633), (445, 8536), (485, 7832), (712, 5335), (776, 4895), (890, 4268), (970, 3916), (979, 3880), (1067, 3560), (1780, 2134), (1940, 1958)]