29937880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{106921}}^1$

素因数の和:106939

約数の個数: 32

約数和(自身を含む): 76983840

約数和(自身を除く): 47045960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 106921, 213842, 427684, 534605, 748447, 855368, 1069210, 1496894, 2138420, 2993788, 3742235, 4276840, 5987576, 7484470, 14968940, 29937880]

約数ペア:

[(1, 29937880), (2, 14968940), (4, 7484470), (5, 5987576), (7, 4276840), (8, 3742235), (10, 2993788), (14, 2138420), (20, 1496894), (28, 1069210), (35, 855368), (40, 748447), (56, 534605), (70, 427684), (140, 213842), (280, 106921)]