63381220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3257}}^1$

素因数の和:3412

約数の個数: 48

約数和(自身を含む): 153256320

約数和(自身を除く): 89875100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3257, 3892, 4865, 6514, 9730, 13028, 16285, 19460, 22799, 32570, 45598, 65140, 91196, 113995, 227990, 452723, 455980, 905446, 1810892, 2263615, 3169061, 4527230, 6338122, 9054460, 12676244, 15845305, 31690610, 63381220]

約数ペア:

[(1, 63381220), (2, 31690610), (4, 15845305), (5, 12676244), (7, 9054460), (10, 6338122), (14, 4527230), (20, 3169061), (28, 2263615), (35, 1810892), (70, 905446), (139, 455980), (140, 452723), (278, 227990), (556, 113995), (695, 91196), (973, 65140), (1390, 45598), (1946, 32570), (2780, 22799), (3257, 19460), (3892, 16285), (4865, 13028), (6514, 9730)]