400033448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{4093}}^1$

素因数の和:4761

約数の個数: 32

約数和(自身を含む): 790960800

約数和(自身を除く): 390927352

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 643, 1286, 2572, 4093, 5144, 8186, 12217, 16372, 24434, 32744, 48868, 77767, 97736, 155534, 311068, 622136, 2631799, 5263598, 10527196, 21054392, 50004181, 100008362, 200016724, 400033448]

約数ペア:

[(1, 400033448), (2, 200016724), (4, 100008362), (8, 50004181), (19, 21054392), (38, 10527196), (76, 5263598), (152, 2631799), (643, 622136), (1286, 311068), (2572, 155534), (4093, 97736), (5144, 77767), (8186, 48868), (12217, 32744), (16372, 24434)]