201215140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1437251}}^1$

素因数の和:1437267

約数の個数: 24

約数和(自身を含む): 482916672

約数和(自身を除く): 281701532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1437251, 2874502, 5749004, 7186255, 10060757, 14372510, 20121514, 28745020, 40243028, 50303785, 100607570, 201215140]

約数ペア:

[(1, 201215140), (2, 100607570), (4, 50303785), (5, 40243028), (7, 28745020), (10, 20121514), (14, 14372510), (20, 10060757), (28, 7186255), (35, 5749004), (70, 2874502), (140, 1437251)]