201200860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{205307}}^1$

素因数の和:205330

約数の個数: 36

約数和(自身を含む): 491507352

約数和(自身を除く): 290306492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 205307, 410614, 821228, 1026535, 1437149, 2053070, 2874298, 4106140, 5748596, 7185745, 10060043, 14371490, 20120086, 28742980, 40240172, 50300215, 100600430, 201200860]

約数ペア:

[(1, 201200860), (2, 100600430), (4, 50300215), (5, 40240172), (7, 28742980), (10, 20120086), (14, 14371490), (20, 10060043), (28, 7185745), (35, 5748596), (49, 4106140), (70, 2874298), (98, 2053070), (140, 1437149), (196, 1026535), (245, 821228), (490, 410614), (980, 205307)]