4242440

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1583}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 9694080

約数和(自身を除く): 5451640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 1583, 2680, 3166, 6332, 7915, 12664, 15830, 31660, 63320, 106061, 212122, 424244, 530305, 848488, 1060610, 2121220, 4242440]

約数ペア:

[(1, 4242440), (2, 2121220), (4, 1060610), (5, 848488), (8, 530305), (10, 424244), (20, 212122), (40, 106061), (67, 63320), (134, 31660), (268, 15830), (335, 12664), (536, 7915), (670, 6332), (1340, 3166), (1583, 2680)]