4231720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1579}}^1$

素因数の和:1657

約数の個数: 32

約数和(自身を含む): 9669600

約数和(自身を除く): 5437880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 1579, 2680, 3158, 6316, 7895, 12632, 15790, 31580, 63160, 105793, 211586, 423172, 528965, 846344, 1057930, 2115860, 4231720]

約数ペア:

[(1, 4231720), (2, 2115860), (4, 1057930), (5, 846344), (8, 528965), (10, 423172), (20, 211586), (40, 105793), (67, 63160), (134, 31580), (268, 15790), (335, 12632), (536, 7895), (670, 6316), (1340, 3158), (1579, 2680)]