38751020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25163}}^1$

素因数の和:25190

約数の個数: 48

約数和(自身を含む): 101461248

約数和(自身を除く): 62710228

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 25163, 50326, 100652, 125815, 176141, 251630, 276793, 352282, 503260, 553586, 704564, 880705, 1107172, 1383965, 1761410, 1937551, 2767930, 3522820, 3875102, 5535860, 7750204, 9687755, 19375510, 38751020]

約数ペア:

[(1, 38751020), (2, 19375510), (4, 9687755), (5, 7750204), (7, 5535860), (10, 3875102), (11, 3522820), (14, 2767930), (20, 1937551), (22, 1761410), (28, 1383965), (35, 1107172), (44, 880705), (55, 704564), (70, 553586), (77, 503260), (110, 352282), (140, 276793), (154, 251630), (220, 176141), (308, 125815), (385, 100652), (770, 50326), (1540, 25163)]