16342640

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3049}}^1$

素因数の和:3129

約数の個数: 40

約数和(自身を含む): 38576400

約数和(自身を除く): 22233760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 3049, 5360, 6098, 12196, 15245, 24392, 30490, 48784, 60980, 121960, 204283, 243920, 408566, 817132, 1021415, 1634264, 2042830, 3268528, 4085660, 8171320, 16342640]

約数ペア:

[(1, 16342640), (2, 8171320), (4, 4085660), (5, 3268528), (8, 2042830), (10, 1634264), (16, 1021415), (20, 817132), (40, 408566), (67, 243920), (80, 204283), (134, 121960), (268, 60980), (335, 48784), (536, 30490), (670, 24392), (1072, 15245), (1340, 12196), (2680, 6098), (3049, 5360)]