53421440

素因数分解:

$2^7\times 5^1\times {\mathrm{83471}}^1$

素因数の和:83490

約数の個数: 32

約数和(自身を含む): 127712160

約数和(自身を除く): 74290720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 83471, 166942, 333884, 417355, 667768, 834710, 1335536, 1669420, 2671072, 3338840, 5342144, 6677680, 10684288, 13355360, 26710720, 53421440]

約数ペア:

[(1, 53421440), (2, 26710720), (4, 13355360), (5, 10684288), (8, 6677680), (10, 5342144), (16, 3338840), (20, 2671072), (32, 1669420), (40, 1335536), (64, 834710), (80, 667768), (128, 417355), (160, 333884), (320, 166942), (640, 83471)]