189786310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{2467}}^1$

素因数の和:2645

約数の個数: 48

約数和(自身を含む): 400082544

約数和(自身を除く): 210296234

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 157, 245, 314, 490, 785, 1099, 1570, 2198, 2467, 4934, 5495, 7693, 10990, 12335, 15386, 17269, 24670, 34538, 38465, 76930, 86345, 120883, 172690, 241766, 387319, 604415, 774638, 1208830, 1936595, 2711233, 3873190, 5422466, 13556165, 18978631, 27112330, 37957262, 94893155, 189786310]

約数ペア:

[(1, 189786310), (2, 94893155), (5, 37957262), (7, 27112330), (10, 18978631), (14, 13556165), (35, 5422466), (49, 3873190), (70, 2711233), (98, 1936595), (157, 1208830), (245, 774638), (314, 604415), (490, 387319), (785, 241766), (1099, 172690), (1570, 120883), (2198, 86345), (2467, 76930), (4934, 38465), (5495, 34538), (7693, 24670), (10990, 17269), (12335, 15386)]