7819280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13963}}^1$

素因数の和:13983

約数の個数: 40

約数和(自身を含む): 20778432

約数和(自身を除く): 12959152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 13963, 27926, 55852, 69815, 97741, 111704, 139630, 195482, 223408, 279260, 390964, 488705, 558520, 781928, 977410, 1117040, 1563856, 1954820, 3909640, 7819280]

約数ペア:

[(1, 7819280), (2, 3909640), (4, 1954820), (5, 1563856), (7, 1117040), (8, 977410), (10, 781928), (14, 558520), (16, 488705), (20, 390964), (28, 279260), (35, 223408), (40, 195482), (56, 139630), (70, 111704), (80, 97741), (112, 69815), (140, 55852), (280, 27926), (560, 13963)]