30338420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{216703}}^1$

素因数の和:216719

約数の個数: 24

約数和(自身を含む): 72812544

約数和(自身を除く): 42474124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 216703, 433406, 866812, 1083515, 1516921, 2167030, 3033842, 4334060, 6067684, 7584605, 15169210, 30338420]

約数ペア:

[(1, 30338420), (2, 15169210), (4, 7584605), (5, 6067684), (7, 4334060), (10, 3033842), (14, 2167030), (20, 1516921), (28, 1083515), (35, 866812), (70, 433406), (140, 216703)]