5406640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3557}}^1$

素因数の和:3589

約数の個数: 40

約数和(自身を含む): 13235760

約数和(自身を除く): 7829120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 3557, 7114, 14228, 17785, 28456, 35570, 56912, 67583, 71140, 135166, 142280, 270332, 284560, 337915, 540664, 675830, 1081328, 1351660, 2703320, 5406640]

約数ペア:

[(1, 5406640), (2, 2703320), (4, 1351660), (5, 1081328), (8, 675830), (10, 540664), (16, 337915), (19, 284560), (20, 270332), (38, 142280), (40, 135166), (76, 71140), (80, 67583), (95, 56912), (152, 35570), (190, 28456), (304, 17785), (380, 14228), (760, 7114), (1520, 3557)]