16862020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2801}}^1$

素因数の和:2860

約数の個数: 48

約数和(自身を含む): 41424768

約数和(自身を除く): 24562748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 2801, 3010, 5602, 6020, 11204, 14005, 19607, 28010, 39214, 56020, 78428, 98035, 120443, 196070, 240886, 392140, 481772, 602215, 843101, 1204430, 1686202, 2408860, 3372404, 4215505, 8431010, 16862020]

約数ペア:

[(1, 16862020), (2, 8431010), (4, 4215505), (5, 3372404), (7, 2408860), (10, 1686202), (14, 1204430), (20, 843101), (28, 602215), (35, 481772), (43, 392140), (70, 240886), (86, 196070), (140, 120443), (172, 98035), (215, 78428), (301, 56020), (430, 39214), (602, 28010), (860, 19607), (1204, 14005), (1505, 11204), (2801, 6020), (3010, 5602)]