38902251640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{138936613}}^1$

素因数の和:138936631

約数の個数: 32

約数和(自身を含む): 100034362080

約数和(自身を除く): 61132110440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 138936613, 277873226, 555746452, 694683065, 972556291, 1111492904, 1389366130, 1945112582, 2778732260, 3890225164, 4862781455, 5557464520, 7780450328, 9725562910, 19451125820, 38902251640]

約数ペア:

[(1, 38902251640), (2, 19451125820), (4, 9725562910), (5, 7780450328), (7, 5557464520), (8, 4862781455), (10, 3890225164), (14, 2778732260), (20, 1945112582), (28, 1389366130), (35, 1111492904), (40, 972556291), (56, 694683065), (70, 555746452), (140, 277873226), (280, 138936613)]