212446640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{379369}}^1$

素因数の和:379389

約数の個数: 40

約数和(自身を含む): 564502560

約数和(自身を除く): 352055920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 379369, 758738, 1517476, 1896845, 2655583, 3034952, 3793690, 5311166, 6069904, 7587380, 10622332, 13277915, 15174760, 21244664, 26555830, 30349520, 42489328, 53111660, 106223320, 212446640]

約数ペア:

[(1, 212446640), (2, 106223320), (4, 53111660), (5, 42489328), (7, 30349520), (8, 26555830), (10, 21244664), (14, 15174760), (16, 13277915), (20, 10622332), (28, 7587380), (35, 6069904), (40, 5311166), (56, 3793690), (70, 3034952), (80, 2655583), (112, 1896845), (140, 1517476), (280, 758738), (560, 379369)]