13181840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23539}}^1$

素因数の和:23559

約数の個数: 40

約数和(自身を含む): 35027520

約数和(自身を除く): 21845680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 23539, 47078, 94156, 117695, 164773, 188312, 235390, 329546, 376624, 470780, 659092, 823865, 941560, 1318184, 1647730, 1883120, 2636368, 3295460, 6590920, 13181840]

約数ペア:

[(1, 13181840), (2, 6590920), (4, 3295460), (5, 2636368), (7, 1883120), (8, 1647730), (10, 1318184), (14, 941560), (16, 823865), (20, 659092), (28, 470780), (35, 376624), (40, 329546), (56, 235390), (70, 188312), (80, 164773), (112, 117695), (140, 94156), (280, 47078), (560, 23539)]